As her child-rearing years came to an end, big-breasted housewife Mikako had been looking forward to spending quality time with her husband again. However, she found herself feeling lonely and unsatisfied due to his lack of attention. One night, after coming home drunk, their son collapsed on the floor. Mikako tended to him, comforting him against her chest. To her surprise, he began suckling on her nipples before becoming aroused and attacking her. The next day, he claimed not to remember anything but Mikako was left feeling awkward about how to handle things with her son moving forward...