Popular actress Yoko Tsuyuki makes her AV comeback after 20 years! Two decades ago, she retired from the adult industry due to emotional trauma caused by her wealthy husband's increasingly cold behavior toward her and her son Takumi. Unable to endure her husband's heartless attitude any longer, Yoko decides to leave home with Takumi, but with no money or means of support, she turns to someone who offers her help. But who exactly is this mysterious benefactor?