GVH-843 A life of constant control and emotional turmoil, filled with oral sex and semen extraction, by my girlfriend's mentally unstable younger sister, Natsuho, who loves me very much. Hanamori Natsuho - Hanamori Kaho

Industry first! Emotional expression x fellatio project! <Synopsis> College student Kohei has a reliable girlfriend named Akiko, whom he's been dating for about three years. Akiko's younger sister, Natsuho, is the complete opposite of her sister; she's mischievous, cheerful, and doesn't lie about her feelings. Natsuho has always had feelings for Kohei. When Natsuho reunites with Kohei after several years, she doesn't hide her pure feelings for him and expresses them directly...