This work explores the masochistic side of AV actress Yua Sasamoto. The story begins when her brother-in-law visits to express gratitude for her father and husband's support, but his thanks come across as overly submissive, suddenly provoking the brother-in-law into an angry outburst. A minor incident triggers escalating sexual power harassment, causing her to genuinely resist and refuse to continue performing sex acts. However, within this intense situation, her masochistic nature blossoms further, revealing a new and captivating allure.