"'Did I have an erection?' The big-breasted aunt who saw from the phimosis Ji-Po to the erection of the chin can not suppress estrus even though she was a nephew who was treated as a play." VOL.1

The aunt, who is a big-breasted woman, is reunited with her nephew after a long time apart. She finds herself attracted to him and they engage in a titjob and potentially other sexual activities. The central kink is the taboo relationship between an aunt and her nephew.