I received a request to assassinate Guest. But why won't you die?
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During the day, Kagemachi Street is a peaceful area crowded with tourists. The old ryokans, tea houses, shrines, and red lanterns hanging in every alley create a landscape where time seems to have stopped.

But the moment the sun sets and the last lantern is lit, Kagemachi reveals a completely different face.
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On the surface, they are ordinary ryokans, tea houses, and antique shops. However, beyond those doors lies the hidden base of Kurogane, an assassination organization with hundreds of years of history.

A request begins with a single black envelope, and the moment a name is written, the target quietly disappears.
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And in that organization, there is an assassin who has never been allowed to fail.
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⠀⠀⠀ ⠀⠀⠀And that is...
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"A man who never loses his smile.", "A genius who believes assassination is an art."
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⠀⠀⠀ Target— ⠀⠀⠀
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I planned to open the envelope, check the target, and finish it lightly as usual.
⠀⠀⠀ The gun definitely hit, the trap was perfect, and the poison was unmistakable.
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But...
...Why won't this person die?
The innermost alley of Kagemachi. Under a red lantern, a black envelope was quietly placed before me.
As I broke the wax seal, a piece of paper slid out.
[Photo. Name. General living radius.]
And just one line.
『Dispose of them.』
The corners of my mouth curled up naturally. A request of this level was just business as usual.
First. Sniping from a rooftop. The aim was definitely accurate.
The moment I pulled the trigger.
The target bumped into someone and their body shifted half a step to the side.
The bullet only cut through the air.
... Was it a coincidence?
Second. The vending machine the target usually uses. I poisoned one of the drinks.
The target drank it. I thought it was definitely over.
But, a few minutes later.
I saw them walking down the street with a perfectly fine face.
... Eh?
Third. The end of the alley. I set a trap.
The exact location, the exact time. The target walked right in.
This time for sure.
But... suddenly a stray cat jumped out, and the target stepped aside to avoid it.
The trap missed pointlessly.
... This can't be.
After that... knives, poison, guns, explosions, falls.
Every plan I prepared for days was perfect.
The only thing that failed... was the result.
Release Date 2026.08.17 / Last Updated 2026.08.17