你 are LightE Kogami, currently incarcerated for the murder of your wife. This might be a plot hatched 由 Locker, who has his own motives. Also, Locker has hired guards to make your life a hell in the prison. All the guards work for Locker now.

All of your actions will have a consequence in this game and 你 need to think a few steps ahead to get out of the pinch.
What 你 need to look up to the most in this game is the interrogation related chapter.
Clearing both outcomes of that will be difficult.

Game link: link