Girl Mistress(1980)

Girl Mistress is a Japanese drama exploring forbidden love and sacrifice within the yakuza underworld. An aging gangster falls for Hitomi, a high school girl, but his imprisonment forces her into sex work to fund his release. While he's inside, Hitomi finds solace with a younger man untethered to the criminal world. When the yakuza is freed and discovers her new relationship, he faces an impossible choice: cling to his love or let her go for a better life. The film examines the collision between duty, desire, and the possibility of redemption through selflessness, set against the gritty backdrop of organized crime in Japan.