Yuko daily undresses her underwear in front of her son, touching her groin while seeking pleasure. These acts are not mere games, but deliberate steps to mold her son into an object of her desire. Obedient to Yuko's commands, the son grows into someone dedicated solely to fulfilling her pleasure. Treating him like a pet, Yuko controls his movements throughout the house, relentlessly pursuing her own satisfaction. As her twisted sexuality intertwines with maternal instincts, their relationship evolves into something deeper and increasingly intense.