Sweet Punishment: I'm the Guard's Personal Pet

is a Japanese manga written and illustrated by Shou Izumi. A short-anime adaptation premiered on April 2 2018, with the uncut version aired on AT-X.

Plot
In the near future, Hina Saotome has just been imprisoned despite her innocence. What awaits behind the cold prison walls is the bewitchingly and beautiful warden, Aki Myoujin and his luscious yet coldhearted orders.