After a long absence, Shunsuke returns home at the invitation of his older sisters. He learns that his sisters suffer from a rare condition: they have abnormally strong sexual desires resulting from a disease. Now, Shunsuke must do whatever he can to improve their health. (This OVA is based on the erotic game by Marine.)
Natsuru Tsuzuki
Hikaru Isshiki
Maki Kobayashi
Score: 8.4
Score: 6.3
Score: 5.4
Score: 7.5
Score: 6.8
Score: 7.9
Score: 8.6
Score: 8.0
