A married woman named Yurine finds solace in her son during her husband's long business trip away. As she worries about his reclusive behavior, a friend named Saji introduces him to her life. Saji, coming from a fatherless household, has been craving maternal love and quickly becomes attached to Yurine. However, his twisted desires lead him to pursue her sexually, taking advantage of her kindness. Despite initially resisting, Yurine succumbs to his advances, experiencing pleasure she had forgotten since becoming a mother. As their encounters intensify, they explore various positions and acts, pushing each other's boundaries. Throughout these intimate moments, Yurine rediscovers the joys of sexual fulfillment while also grappling with guilt over betraying her husband. It is worth noting that the recording may vary depending on the distribution method used.