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Chapter 9 - Chapter 5: Youtou Highschool and Ruby Rose's Cosplay

When I woke up from sleep, everything still felt normal.

I didn't feel any obsessive, overwhelming love like the goddess had warned me about.

The air smelled of laundry detergent and last night's instant ramen—nothing had changed.

I felt no sudden, overwhelming obsession.

No foreign love clawing at my ribs.

Downstairs, everything was… routine.

My sister Ruby hummed off-key as she rummaged through the fridge, her school uniform already slightly rumpled.

Miyako moved with her usual methodical efficiency between the stove and the counter.

Nothing was out of place.

No flicker of possessive madness in their eyes, no tremor of hidden obsession in their hands.

It was just another morning.

See?

I thought to myself, a flicker of smug relief cutting through the grogginess.

That goddess was full of shit.

Everything's fine.

"That's where you are wrong, Doctor. Nothing is ever as it seems."

Tsukoyomi's voice slithered into my ear, not as a thunderclap, but as a intimate, chilling whisper, as if her lips were brushing against my skin.

The sensation was so real I almost flinched.

"Have you ever read a proper yandere story? Not the cheap, screaming ones. The truly chilling ones."

Her tone was a mockery of friendly advice, laced with venomous amusement.

"The best yanderes don't wear their madness on the surface. They are the sweetest friends, the most devoted partners. They remember your coffee order. They laugh at your stupid jokes. They feel… normal. It's only when their sense of ownership is threatened—when you glance too long at another, when you try to leave—that the mask slips. And by then, it's far, far too late. The change is glacial, doctor, not volcanic. Do not expect the instant, garish transformation of the smutty web novels you skim. Those are junk food. They rot the narrative brain. Reality is a slower, far more insidious poison."

I shoved a spoonful of rice into my mouth, focusing on the bland taste to ground myself.

In the privacy of my own skull, I shot back. "So, you're my permanent paranormal stalker now? A goddess-shaped ghost in my ear?"

"Always have been." Her voice purred, dripping with smug satisfaction that vibrated in my bones. 

I shook my head, a physical attempt to dislodge her psychic presence, and forced myself to keep eating.

"If you can chat in my head like this..." I mentally grumbled. "Why not just introduce yourself as the invisible voice in my head from day one?

 "Do you truly believe that would have been possible?" Her reply was a gentle, rhetorical sigh, laced with an unspoken complexity that hinted at rules, limitations, or perhaps a simple preference for dramatic timing.

"Brother!" Ruby's voice, sharp and real, shattered the internal dialogue.

She was pouting at me from across the table. "What is with you today? You keep zoning out completely. Don't tell me you're actually nervous about starting at Yotou High School too?"

She sounded almost hopeful, as if my potential anxiety would make her own feel more normal.

Miyako glanced up from the counter, a soft, teasing smile on her lips. "Hmm? Is our ever-unflappable Aqua finally feeling some nerves? My, my. That is a rare sight."

They both giggled, a light, musical sound that in any other context would be heartwarming.

To me, filtered through Tsukoyomi's warnings, it felt like the cheerful chirping of birds before a storm.

They were teasing me because my distracted silence—my internal wrestling with a goddess—looked like vulnerability.

To them, it was a fresh, amusing quirk. The calm, collected facade they were used to had a tiny crack, and they were poking at it playfully.

I simply continued eating, offering no defense. Some edgelord archetype, some brooding protagonist, would have scowled, felt his cool façade threatened, and snapped something defensive.

But I wasn't that.

I was just Aqua.

A guy in a normal family, eating a normal breakfast, under a far-from-normal surveillance.

"Alright, Ruby," I said, my voice cutting through their giggles with practiced, brotherly authority. "Enough commentary. Finish your breakfast. We're on a schedule, and we're going to be late."

She slumped dramatically. "I don't think they'd mind that much if we were a few minutes late on the first day…"

"No excuses," I stated, my tone leaving no room for argument. I locked eyes with her. "You want to be an idol, right? You want to stand on that stage, to be a star? Then start acting like a professional. Punctuality isn't a suggestion; it's the bare minimum. It's respect for everyone else's time—the teachers, the staff, the other students whose schedules you affect."

Miyako nodded, her expression shifting to one of professional agreement. "Aqua is correct, Ruby. In the world of entertainment, the interests of the production, the schedule, the sponsors behind us… they eclipse personal feelings. Self-indulgence is a luxury you cannot afford. It is still not too late to choose a normal school, a normal path."

Ruby's eyes, which had been downcast, flashed with a fierce, familiar light.

"I don't want that!" she declared, her voice firm. "I want it. I want to be the brightest star. I want to be like Mama was."

"Good," I said, the word final. "Then your first act of professionalism today is walking through those school gates on time. Not 'fashionably late,' not 'when you feel like it.' On time. No discussion. No negotiation."

A bright, determined grin broke across her face. "Aye, Captain!"

She attacked the rest of her meal with renewed speed. Minutes later, we were heading out the door, two siblings off to the same prestigious school—a perfectly normal scene.

But as I walked beside her, Tsukoyomi's final, whispered words coiled in the depths of my mind, a promise and a warning

"The facade is everything, Doctor. And the cracks will only show when it's far, far too late for you to run."

I shoved Tsukoyomi's chilling whisper to the darkest corner of my mind, choosing instead to focus on the physical world—on Ruby, who had shifted into full, unstoppable chattering mode, especially now that we'd arrived at the imposing gates of Youtou High School.

"Brother, we're finally here! Yes! We've actually arrived at Youtou High School! Yahoo! This is officially the best school ever!" Ruby Hoshino pumped a triumphant fist into the air, her declaration accompanied by a grin so wide it seemed to split her face.

My eyes slid over to my twin sister, taking in her vibrant, almost theatrical energy.

"Dude," I deadpanned, my voice flat. "Are you secretly cosplaying Ruby Rose from RWBY or something? The enthusiasm is… specific."

A few heads turned at our little display, their gazes lingering on Ruby's eccentric outburst before, almost as one, they snapped back to their own cliques or, more likely, the glowing screens in their palms. It was the modern schoolyard ritual. What else could you expect? Normal, face-to-face conversation was practically a lost art. Everyone was plugged in, tuned out, communicating through digital whispers while standing right next to each other.

"You just don't get it, brother!" Ruby gushed, undeterred by my sarcasm or the ambient apathy. "This is Youtou High. This is where they all are. The models, the future idols, the starlet actresses, the professional cosplayers, the entertainers… they're all gathered here, in this one place. And now… we're one of them." Her eyes sparkled with ambition, then suddenly snagged on a figure moving through the crowd like a ship cutting through calm water.

My gaze followed hers. It was a girl with a tall, willowy stature, a face of cool, composed beauty framed by dark green hair, and striking yellow-green eyes that seemed to take in everything while giving nothing away. She moved with an aura of effortless, unshakeable cool—the kind worn only by someone born into, or hardened by, the relentless glare of high status and fame. The whispers and admiring glances that trailed in her wake confirmed it.

"See someone you like, Ruby?" I asked, a knowing smirk playing on my lips. "Thinking of making a friend?"

Ruby immediately began fiddling with a strand of her hair, a nervous habit.

"I… I think we shouldn't bother her, brother. She's clearly a busy woman. I mean, someone like her must have a packed schedule, and meetings, and…" Her voice was a rapid, flustered stream of excuses.

She didn't get to finish. Her words died in her throat as I took a decisive step forward, cutting a path directly toward Frill Shiranui.

I kept a part of my attention—a sharp, hyper-aware sliver—locked on Ruby behind me. I didn't need to turn around and see her face. A cold, instinctual prickle shot down my spine, a gut-deep signal screaming that someone was very unhappy with my actions. The air behind me felt suddenly heavier, charged with a silent, watching intensity.

So, I walked right past Frill Shiranui as she continued her regal stride. I didn't stop. I didn't speak. I simply bypassed her entirely, then turned my head just enough to call back over my shoulder, my voice deliberately casual. "Are you planning to stand there all day, Ruby?"

Instantly, the oppressive weight vanished. When I looked at her fully, her expression had brightened, the strange shadow gone as if it had never been. "Ah! Yes, coming!"

She scurried to catch up, falling into step beside me. Once she was close, she let out a dramatic, flustered sigh. "Oh, brother! I thought you were going to introduce me to her! You got me so nervous…"

Are you sure it was just 'nervousness'? I thought, the image of that momentary darkening in her eyes flashing in my mind.

I rolled my eyes externally, keeping my internal judgment on a tight leash. I couldn't just conclude she was a yandere. Not yet. Jumping to that extreme was exactly what the creepy moon goddess wanted.

Maybe Ruby wasn't one of the soulmates Tsukoyomi had chosen. Maybe this was just regular, over-the-top sibling possessiveness mixed with the high-pressure world she was diving into.

What could possibly go wrong?

 

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