Sei no Gekiyaku (Yaoi)

The following content is intended for mature audiences and may contain sexual themes, gore, violence and/or strong language. Discretion is advised.

Katsuragi, an elite office worker who fell from a perfect life, drunkenly attempted to jump and commit suicide. Suddenly, he was helped by a mysterious man, Yoda, but that was the beginning of a horrible life of confinement training...

Adapted into live action.