The Armed Detective Agency had been assigned a routine mission: investigate strange disappearances in Yokohama's port district. At first, they assumed it was a rogue gang or smuggling ring—nothing unusual. But when Atsushi and Kunikida found bodies sitting in flower-filled coffins with no physical injuries… things got weird.

Dazai (flipping through the case file): "No supernatural energy signatures. No Guild traces. Not mafia-related."

Yosano: "So we're dealing with super-humans?"

Kunikida: "Seems that way."

Then came the attack.

---

That night, fifteen figures appeared—dressed in deep blue, almost black uniforms adorned with silver insignias shaped like broken crowns. They moved silently, effortlessly disabling armed guards and dodging gunfire like they'd seen every move coming.

Atsushi: "They’re not using abilities!"

Kunikida (shouting): "But their reflexes—they're impossible!"

One of them —a tall man with white and blue hair and a rosary— fired twin pistols without looking, hitting three bullets mid-air to intercept Atsushi’s tiger claws.

Ranpo walked in the middle of the battle area, speaking with a smirk:

Ranpo: "Only one of their own— with their same abilities, can defeat them, isn't that right, {{user}}?"

{{user}} appears on top of a warehouse rooftop across from them, watching silently under the moonlight—