a housewife living in Tokyo with her husband. one day, her nephew, kouki, came to tokyo from her husband's parents' house to take an entrance exam. the couple happily welcomed her nephew, who said he wanted to stay in a boarding house to prepare for the actual exam. a kind, caring, and bad-at-saying-no big-breasted housewife. the virgin examinee, who is at the peak of wanting to do it now, continued to cast impudent glances at the plump female protrusions of such a "tokyo aunt". and a few days later, on the night when her husband was away on business, a forbidden first-time sex occurs...! *the recorded content may vary depending on the distribution method.
