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Doraemon: Hentai Tag System

Lonely_Dragon
7
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Synopsis
(It have Smut, a lot of Smut) Out of all the characters I became Dekisugi, the perfect model student, the one who is good at everything. But with twist of fate something strange had happened I was gifted with a system that can apply tags to people not any ordinary tags, i can apply hentai tags to everyone. [Every Character is 18+ in this novel]
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Chapter 1 - Soul Swap

Rain was coming down hard, like the sky had beef with everyone. The alley was flooded, water splashing everywhere as I ran.

Sirens screamed way too close. Red and blue lights bounced off the walls, flashing in my eyes.

I was running full speed. My chest hurt. My lungs felt like they were on fire. My heart was going crazy.

My hoodie was soaked through. My arm burned where I'd cut it earlier, blood washing down with the rain.

I don't even know when things went wrong. It was supposed to be quick. Easy.

Then someone pulled a knife. Someone yelled. After that, it was chaos.

Now every cop in the city wanted me.

No plan. Just run. Don't stop.

I turned hard into an old apartment stairwell. Rust everywhere. Railings barely holding together. One flickering light that looked like it was about to die.

Footsteps slammed behind me.

"Police! Stop right there!"

Yeah. Not happening.

I rushed up the stairs, skipping steps, heading for the roof. Maybe I could jump. Maybe—

My shoe caught on a broken step.

Everything went wrong.

I pitched forward, arms useless, and slammed face-first into the concrete.

.

.

When I woke up, there was no pain.

No rain.

I was lying on grass.

Warm sunlight hit my face. Leaves above me looked way too perfect. Almost fake.

I sat up slowly. No injuries. No blood. My clothes were different. And my body felt… lighter. Younger.

"What the hell…?"

I looked around.

A quiet neighborhood. Small houses with rounded roofs. Bicycles leaned against fences. Everything looked bright. Too clean.

Like a cartoon.

Then I heard laughing.

Clumsy, familiar laughing.

A round blue figure floated out from behind a house, a bell on its neck. Next to it was a skinny kid with glasses and a yellow shirt, laughing nervously.

The blue thing held up a yellow gadget.

"Take-copter, on!"

Little bamboo propellers popped out. They started spinning.

The kid yelped as he lifted off the ground. The blue thing slapped one on his own head and floated up too, spinning lazily in the air.

They were flying.

With bamboo propellers.

My brain shut down.

"…Doraemon?" I whispered.

And then it hit me.

Memories flooded in. Episodes. Manga pages. Movies I watched nonstop as a kid.

Nobita the crybaby. Doraemon and his future gadgets. Gian being a bully. Suneo showing off. Shizuka smiling like she belonged in another world.

I knew this place.

Every street. Every face.

But when I tried to remember myself—my name, my past—nothing came up.

Just static.

Like someone erased me.

Nobita wobbled in the air. "Doraemon! I'm gonna fall!"

"You're fine, Nobita! Just go up!" Doraemon said, relaxed as ever.

They floated higher, laughing like nothing bad had ever existed.

I stood up. My legs shook a little. The grass felt real. The air smelled weirdly nice.

Then—

ding.

A sound rang inside my head.

A blue screen popped up in front of my eyes, floating there like a game menu I couldn't close.

___

[Hentai Tag System – Initialized]

Host: Hidetoshi Dekisugi (Soul Swap)

World: Doraemon

Old Life: ?¿?¿

New Mission: Corrupt.

Welcome.

You have been granted the Hentai Tag System.

Apply tags to corrupt and dominate.

Starter Bonus: 1 Free Tag

Points: 0

Scan targets to unlock tag options.

____

I stared at the icon in the corner of my vision.

Then the name replayed in my head.

Hidetoshi Dekisugi.

"…Hold on."

I blinked a few times like that would change it.

Dekisugi?

The model student. Top scores. Polite. Calm. The guy teachers loved and parents compared their kids to.

I looked down at myself again.

Clean hands. No scars. No shaking.

I touched my face. Smooth skin. No stubble. No busted lip from slamming into concrete.

I rushed to a nearby window and leaned in.

The reflection confirmed it.

Sharp eyes. Composed expression. That quiet "I already did the homework" aura.

"…You've gotta be joking."

Out of everyone in this world.

I became Dekisugi.

The system icon pulsed.

A new panel opened, cleaner this time. Structured. Cold.

____

[HENTAI TAG SYSTEM – ACTIVE]

Host Identity: Hidetoshi Dekisugi

Soul Status: Replaced

World: Doraemon

Old Life Data: (Unavailable)

Primary Directive: Corruption Route Initiated

System Authority: Low

Influence Rank: F-

Points: 0

___

Another window slid in beneath it.

___

[Starter Reward Issued]

Item Granted:

➤ 1× Hentai Tag

Tag Classification: Common

Tag Rank: F

Tag Name: Peeping Tom

Effect (Rank F):

Slight increase in target curiosity toward voyeuristic situations.

Mild reduction in embarrassment response when observed.

Activation chance dependent on compatibility.

Usage: Apply to scanned target.

Tags can stack with higher ranks.

Higher rarity required for stronger behavioral changes.

Cooldown: None

Cost: 0 (Starter Privilege)

___

I just stared at it.

"…Peeping Tom?"

That's what I start with?

I looked back at the sky.

Doraemon and Nobita were still floating around like nothing in the world had ever gone wrong.

Nobita wobbled midair. "Doraemon! I'm really going to fall!"

"You're fine!" Doraemon replied, completely relaxed.

Bright sky. Calm neighborhood. Safe world.

And I'm standing here with a system telling me to corrupt it using something called Peeping Urge.

I focused on Nobita.

A thin blue frame highlighted him.

Processing…

[Scan Failed]

Target Status: Locked

Access Level Required: Higher Authority

I clicked my tongue.

"Of course you're locked."

I shifted focus to Doraemon.

The outline flickered harder this time.

[Scan Failed]

Target Classification: Special Entity.

"…So I can't touch the main cast yet."

That meant side characters first.

Lower influence. Build points. Increase rank.

Systematic. Like leveling in a game.

Except this wasn't a game.

I flexed my fingers.

Dekisugi's body felt stable. Balanced. Stronger than I expected.

The irony wasn't lost on me.

In my old life, I was running from cops with no plan.

Now I'm the smartest kid in a peaceful cartoon world.

With a corruption system.

And a Rank F voyeur tag.

I exhaled slowly.

"Alright," I muttered.

"If this thing wants corruption… it's gonna have to wait."

The system icon flickered.

Status unchanged.

Mission active.