Human Bug Daigaku
English name: The Human Crazy University
Genres: Comedy, Mystery
Type: TV, Episodes: 12
Aired: Oct 5, 2022 to Dec 21, 2022
Studio: DLE
Source: Web manga
Rating: PG-13 - Teens 13 or older
Synopsis:
Satake Hirofumi is a prisoner on death row for murdering his fiancée. He's also an "Undeadman" who has survived many desperate situations. For this, he has earned the interest of a research institution called "Human Crazy University," which studies real-life miraculous phenomena and the people who become entangled in them.

Now a subject of their research, Satake relates to them his memories of his immortal, yet unhappy, life. Why did he kill his fiancée? Soon enough, the truth sheds light on a much bigger conspiracy...

(Source: Crunchyroll)