College student Aya, who loves girls, launches an unexpected attack on her club junior Misaki and her heartbroken friend Miki in "Lesbian Fuck!". This film carefully captures and observes the moment when an ordinary girl awakens to lesbian desire and embraces it. Misaki, a short-haired average girl, is restrained while asleep and completely immobilized as Aya, wearing a strapon, fucks her. Meanwhile, Miki, a big-titted black-haired girl, is comforted after being dumped and gradually accepts the gentle Aya. The story culminates in both girls reaching climax together through cunnilingus, vividly portraying the deepening intimacy between them.