World-class detective Chen Yi traveled to a parallel world and found himself handcuffed to a chair in the interrogation room.

The first thing he has to do is to clear himself of the suspicion of murder.

Bizarre cases and unspeakable human hearts.

From the suspect to the criminal police, from the superintendent to the superintendent, the criminal investigation melody of punishment is played at every murder scene.

This is the story of a criminal investigation expert who reduces dimensions and cracks crimes, and gets promoted in a new world.

[A car like a closed room, a woman stabbed to death, and the sound of police sirens getting closer and closer. What choice will you make as a suspected murderer? ]

[1. Do nothing, wait for the police to arrive, and then surrender to the police and admit that you killed the woman]

[2. Do nothing, wait for the police to arrive, but firmly deny that you killed the woman]

[3. Escape]

[4. Before the police arrive, try your best to cover up your evidence of murder and escape responsibility]

"Of course, choose 4!"

Traveling through Tokyo, facing the system that suddenly appeared in front of him, Akikawa Sosuke made a firm decision.

Akikawa Sosuke firmly believed that as long as he survived the crisis in front of him, he could have a peaceful and stable life.

Until he met the elementary school student wearing a red bow tie and round-frame glasses, who called himself a detective...

(Detective Conan fanfiction, original plot, no repetition of animation content)