Amai Choubatsu: Watashi wa Kanshu Senyou Pet Sweet Punishment - I'm the Guard's Personal Pet-
Hina gets sent to the prison for a false charge. At the Kokuyoku Prison, awaiting was Aki Myojin. Here, everything Aki Myojin says is the law. "Don't you think you can get away from the Kokuyoku Prison". After being played around both her body and soul, what is going to happen with Hina?!