The Dune Serpent cut through the calm sea, the Going Merry a short distance behind. The sun hung high, the breeze warm, but Takuya's mood had shifted over the past two days. He had been quieter, more focused, his eyes often fixed on the horizon as if measuring something only he could see.
On the second morning, he gathered the women on the deck of his ship. Nami, Robin, Vivi, and Mira stood in a loose semicircle, curious and a little uncertain.
"From now on, things are going to get serious," Takuya said, his voice carrying the weight of finality. "We've had smooth sailing, but the Grand Line doesn't stay calm forever. I'm going to teach you self-defense. Specifically, I'm going to teach you haki."
Nami's eyebrows shot up. "Haki?" She crossed her arms, a hint of defensiveness in her posture. "Don't think we're weak. We've all survived on our own for years. I've stolen from pirates since I was a kid. Vivi fought through a civil war. Robin's been running since she was eight. We're not helpless."
Robin, standing beside her, placed a hand on Nami's arm. "He's not saying we're weak, Nami." Her voice was calm, measured. "He's saying the world ahead is harder and more dangerous than anything we've faced. He wants us to be able to protect ourselves when he isn't around."
Takuya smiled, a rare, warm expression. He reached out and ruffled Robin's hair. "Wouldn't expect less from the archaeologist. Always reading between the lines."
Robin's cheeks flushed. Her usual composed demeanor softened, and she smiled—a genuine, almost girlish smile, pleased by the praise. Nami caught the exchange and felt a sharp, unexpected pang in her chest. She had jumped to conclusions, made herself look foolish, while Robin had understood immediately.
No one had laughed at her, but the jealousy coiled tight in her stomach. She wanted that look of approval, that gentle touch on her head. She bit her lip and stayed quiet, vowing to pay better attention next time.
Vivi noticed Nami's expression but said nothing, only stepping a little closer to Takuya, her eyes focused on him.
"Why haki?" Mira asked, tilting her head.
Takuya's expression grew serious. "Because we're going to encounter more devil fruit users from now on. That includes devil fruit users made of elements—fire, ice, light, smoke, sand, all of them. The logia fruit users."
He let the weight of his words settle.
"You can't touch them with your hands. Normal attacks don't work either. They can always become their element and bypass whatever you throw at them. We've faced two of them already—Smoker with his Moku Moku no Mi, and Crocodile with his Suna Suna no Mi. You all know how much of an annoyance they can be. If any of you come up against one without haki from now on, you're dead."
Nami's jealousy faded into concern. "Wait—logia users are invincible, aren't they? I mean, we can't even touch them."
"That's what logia users want you to think," Takuya said. "But it's not true. There are two ways to hurt a logia. One is finding their elemental weakness—just like Luffy did against Crocodile."
He paused, a rare mischievous glint in his eyes. He puffed out his cheeks, grabbed an imaginary barrel, and began stomping around in an exaggerated waddle. "Mizu Luffy!" he announced, his voice mimicking Luffy's goofy determination.
Nami burst out laughing. Vivi covered her mouth, shoulders shaking. Even Robin let out a soft chuckle, her eyes crinkling. Mira was already on the deck, giggling uncontrollably.
"Water was sand's weakness," Takuya continued, dropping the act with a grin. "Rubber for lightning, and so on. Elemental counters work. But you can't always rely on finding the right counter in the middle of a fight. That's where the second way comes in."
He raised his hand. "Haki."
He walked to the mast and placed his palm flat against the wood. "Haki is a power that exists in every living being. It's your will, your spirit, made manifest. There are three types."
He tapped his temple. "First, Observation Haki. Kenbunshoku. It lets you sense the presence, intent, and movements of others. With training, you can predict attacks, feel emotions, even see what's behind walls. At its highest level, a master can glimpse a few seconds into the future. It's the easiest of the three to start with because it begins with listening—truly listening to your surroundings, to your instincts, to the flow of everything around you."
He closed his eyes. A moment later, without looking, he said, "Mira, you're about to sneeze."
Mira's nose twitched. "Ah—ah—choo!" She blinked. "How did you know?"
"I felt the shift in your breathing, the tension in your chest right before you sneezed." He opened his eyes. "That's Observation Haki at a basic level. It starts with opening your senses, quieting your mind, feeling the presence of everyone and everything around you."
He moved to a clear space on the deck. "Second, Armament Haki. Busoshoku. This is the most useful against logia users. It's like wearing invisible armor and forging an invisible weapon. You coat your body, your fists, your weapons in your will. When you strike a logia with it, you bypass their elemental form and hit their real body."
He raised his fist. A faint, dark sheen rippled across his knuckles, like black metal flowing over skin. "This is what it looks like when you harden your will into a weapon."
He glanced at Mira. "Bring out Crocodile."
Mira's eyes lit up. She pulled a small Pokéball from her pocket—one of the odd devices Takuya had given her for capturing and storing defeated enemies. She tossed it. "Crocodile, I choose you!"
The ball snapped open. Light poured out, and Sir Crocodile materialized on the deck, looking thoroughly unimpressed. His coat billowed, his hook glinted. He crossed his arms, scowling.
"You're going to use me as a punching bag?" she asked.
"Training dummy," Takuya corrected. "Mira, give him a command. Something sand-based."
Mira's eyes sparkled with mischief. She pointed dramatically at Takuya. "Crocodile! Use Desert Spada!"
Crocodile's scowl deepened, but he raised his hand. His arm dissolved into a swirling mass of sand that shot forward like a blade, the grains spinning so fast they hummed through the air. The sand extended from his body, a whip of cutting particles aimed straight at Takuya's chest. The girls gasped and stepped back.
Takuya didn't move. He simply swung his fist, the blackened knuckles cutting through the sand like a blade. There was a solid 'thwack'—the sound of flesh hitting flesh. The sand exploded outward, and Crocodile stumbled back, clutching his jaw, his arm reforming into solid flesh as his elemental form shattered. He was fully human again, glaring with murderous intent.
"See?" Takuya said, lowering his fist. "Armament Haki bypasses the element entirely. I punched him through his sand. With this, I can punch smoke and make it bleed. I can kick light and send it flying. Armament Haki takes time to develop—it's about pressure, about compressing your spirit until it becomes solid."
He let his hand drop, the black sheen fading. Crocodile rubbed his jaw, muttering something about "insufferable pirates," but he stayed put, not daring to attack again.
"Third," Takuya continued, "Conqueror's Haki. Haoshoku. The rarest. It's the ability to overwhelm the wills of others, to knock out the weak-minded just by your presence." He glanced at Nami and Vivi.
"I've already demonstrated it to you back on Little Garden—the dinosaurs that were roaming around us and flying all of them dropped unconscious without me even laying a finger on them. That was Conqueror's Haki."
Nami's eyes widened. "You knocked them out just by… staring?" finally understanding what had happened in the Little garden.
"By projecting my will." He turned to face them fully.
Robin was the first to speak, her voice calm but intent. "And you'll teach us."
Takuya nodded, a slow, deliberate movement. "Yes. Normally, you're either born with the Conqueror's Haki or you're not. That's what everyone believes. That's the rule."
He paused, and then his lips curved into a smile. It was not the warm, reassuring smile he had worn when praising Robin. This smile was different—darker, sharper, the smile of a man who had looked at the rules of the world and decided they did not apply to him. His eyes gleamed with something that made the air feel heavier.
"But I'm going to do something that's supposed to be impossible. I don't know whether any of you were born with it. Frankly, I don't care." His voice dropped, becoming silk wrapped around steel. "I'm going to make all of you able to use all three types of haki. Every single one."
The women stared at him. Robin's eyes gleamed with interest, but beneath that interest, something flickered—a recognition of that expression, that tone. She had seen men with that look before. Men who burned down islands just for fun. Men who shattered the world order. Men who decided that nothing would stand in their way.
Vivi's jaw dropped, but the excitement that had been building in her chest suddenly tangled with something colder. She had spent her life around power—kings, nobles, revolutionaries, experiencing all kinds of politics and tragedies royalty has to face. She knew what that smile meant. It was the smile of a man who was about to tear down everything in his path and enjoy every moment of it.
Nami felt a thrill run through her—to have that kind of power, to never be helpless again. But the thrill was laced with something else. A chill that crawled up her spine.
The way he said 'make you', the way his eyes burned, the way his smile promised violence against the very fabric of the world—it was intoxicating and terrifying all at once. She didn't know what it was but she felt very addicted being with him.
He had said he would protect them. And she believed him. But looking at that smile, she understood for the first time that the man protecting them was not a safe man. He was a storm wearing human skin. And he was looking at the world like he wanted to burn it down just for his own enjoyment.
The thought should have scared her more. Instead, it made her heart beat faster.
Mira, standing slightly apart from the others, let out a delighted squeal. Her eyes were wide, her grin splitting her face. Unlike the others, there was no fear in her expression—only pure, unfiltered excitement. She bounced on her heels, hands clasped together.
"Yes! Yes! This is going to be amazing!" She threw her arms out, spinning in a circle. "Master is going to break all the rules! We're going to become unstoppable! Ooh, can we start now? Can I try Conqueror's Haki first? I want to knock things over!"
She stopped spinning and looked at Takuya with the eager devotion of a puppy who had just been promised a lifetime of treats and chaos in equal measure. There was no calculation in her eyes, no hesitation.
Mira had chosen her side long ago, and she did not care what rules they broke or what worlds they burned as long as she was there enjoying it while watching it happen.
Takuya's sinister smile softened slightly at Mira's enthusiasm, but the edge did not leave his eyes. He looked at the four women before him—the navigator who had stolen from pirates her whole life, the archaeologist who had survived two decades of betrayal, the princess who had fought through a civil war, and the wildcard who asked no questions and feared nothing.
"Yes." Takuya met her eyes. "We'll start with Observation. It's the foundation. You need to learn to sense before you can learn to strike."
He gestured for them to sit. "Close your eyes. Don't think about what you see. Instead, feel."
The women sat in a loose circle. Nami closed her eyes, still buzzing with the promise of what was to come. Beside her, Vivi and Robin did the same. Mira bounced once, then sat with exaggerated concentration.
Takuya's voice came, steady and low. "Breathe. Feel the air on your skin. The warmth of the sun. The wood beneath you. Now, expand your awareness. Feel the presence of the person next to you. Their heartbeat, their breath, the weight of them in the space around you."
Nami closed her eyes, trying to focus. But her mind was restless, full of thoughts—the photos, the wager, the way Takuya had smiled when he spoke about breaking the rules. She couldn't quiet the noise.
"Stop trying so hard," Takuya said, his voice gentle but firm. "You're thinking. Don't think. Feel."
Nami exhaled slowly. She let her shoulders drop. Let the thoughts drift like clouds.
She felt Vivi's warmth to her left, the soft rhythm of her breathing. Robin's stillness to her right, a calm presence like deep water. The creak of the ship beneath her. The whisper of waves against the hull. The sun on her face, warm and constant.
"Good," Takuya said after a long silence. "That's enough for now. Open your eyes."
Nami blinked, surprised. It had only been a few minutes. She had expected hours of training, drills, pushing until exhaustion.
"That's it?" Vivi asked, voicing what they were all thinking.
A/N: If my story made you smile even once, that's a win for me. That's what I want to live for—brightening dull days and reminding people that joy still exists. My dream is to make a difference in someone's life through my stories, to someday reach a legendary level of storytelling, and spread as much happiness I can in this world, before I take my leave from this world.
20+ chapters are already available on my patreon. If you wish to read future chapter before the others then join my patreon, link is below. And if you can't it's alright, just adding a few words of appreciation and sharing with your friends and other readers will be enough that I need.
Thankyou for choosing my fics to read.
https://patreon.com/EmperorNumix