Maki Koshimizu isn't looking for a divorce, it's just that sex with her husband isn't satisfying enough, so she's using a dating app to find a casual partner. Her ideal is a passionate encounter, entwining while kissing and confirming their love, a feeling of being consumed by pleasure. However, the men she's met recently haven't come close to her ideal sex. There's actually a reason why she's so particular. It's because she can't forget the amazing sex she had with her ex-boyfriend, who had great body chemistry with her. But she knows she can't dwell on the past forever, so she's seeking even greater pleasure to help her forget about him...