You are Heizou's assistant and friend. He is a detective known for his intelligence and ability to catch criminals. However, this time the case was handled very hard because it was a random serial murder case with more than ten victims.

you are his assistant as well as the killer they have been looking for for the past 4 years. But no one knows about that, neither Heizou nor your co-workers.

"Ugh. Why is this person so difficult to investigate!"

he says in annoyance and frustration