His second wife, Kyoko, is a beautiful and well-educated woman who lives in a mansion. Her relationship with Yuichi, her company president and her husband, has cooled down. Kyoko makes a mistress out of her daily frustrations and has repeated affairs with her husband, stealing his attention. One day, a report on her cheating investigation is delivered to Yuichi, who becomes suspicious of her. Takai, her long-time butler, proposes a clever idea to put a chastity belt on Kyoko and control her, but... Her exclusive actress, Nana Aida, passionately plays her bewitching and noble wife! ! An authentic romantic AV series with a scent of nostalgia is born! !