Megumi (Yu Kawakami) who is dating Rena (Moe Hazuki) with a genuine lesbian. Shizuka (Tsubaki Kato) has been aiming for that blessing from the front. One day, Shizuka tries to forcibly take advantage of it, but is rejected. At a later date, Megumi who was lure is cruelly tortured by pleasure from Shizuka. Shizuka who wants to own Megumi’s mind and body makes her aphrodisiac pleasure. The terrifying nature that Megumi had hidden appears.