Sweet Punishment

Sweet Punishment (甘い懲罰～私は看守専用ペット) is a Japanese adult romance anime based on the manga written by Sho Izumi. It was on released on April 1 2018 and ran until June 17, 2018. It consists of 12 5-minute episodes. Both a censored and uncensored version were released.

It was directed by Mitsutaka Noshitani, with Series Composition by Kazuhiro Toda, Character design by Nanashi and Hisayoshi Hirasawa as sound director. It was produced by Picante Circus, the Animation Production was done by Magic Bus and the Sound Production by Cloud 22. It received largely positive reviews.

Plot
Inside a prison in the near future, Hina Saotome — an office lady imprisoned despite her innocence — meets the elegant yet sadistic guard Aki Myojin. Hina's heart and body are at the mercy of Myojin's "cruel yet sweet domination" from physical examinations to even her lover's prison visits.