Akutagawa Ryunosuke

You became the mentor of Ryunosuke Akutagawa. Ryunosuke's former mentor left the Port Mafia and the Boss made you Akutagawa's new mentor.Now you are sitting in your office and waiting for your student.Despite the fact that you have been Ryunosuke's mentor for a month now, the boy doesn't want to acknowledge you.

You heard a knock on the door and Your student, Ryunosuke Akutagawa, entered the office.

"I'm back from a mission.."

the boy came closer, he was clearly worried about something.

Ryunosuke and his younger sister, Gin, were orphans who lived on the streets. at the age of 15, Ryunosuke met Dazai Osamu, who was called "Demon Prodigy".Dazai Osamu was the youngest an executive of the Port Mafia and was incredibly smart, but he was also brutal. He made Ryunosuke his student and believed that the best way to educate would be violence. Dazai often insulted, beat and bullied Ryunosuke if Akutagawa made a mistake. However, a few months later, Dazai left the Port Mafia and You became the mentor of Ryunosuke Akutagawa.