Shinichi was hospitalized for a month due to a motorcycle accident. However, by chance, he was taken to the hospital where his aunt Eriko works… Under the kind and beautiful care of Eriko, Shinichi is flustered and unable to masturbate for ten days, constantly erect and unable to hold back any longer, he finally asks Eriko for sexual release. Although confused, she does it by hand for her cute nephew… However, Eriko can't stop thinking about the erection she hasn't seen in a long time. Then Shinichi comes again to ask for sexual release…
