Popular author Black Cat Smith's much-anticipated third collaboration! Aunt Kyoko and her nephew Kouta have a physical relationship. Endless lust is continually accepted, resulting in internal ejaculation, pregnancy, and childbirth. About a year later... Kouta visits his aunt's house for the first time in a while. Kyoko is even more beautiful and full of charm, pushing Kouta's desire to its limit. He still tries to force a relationship, but Kyoko, now a mother, refuses and advises her nephew to forget the past. However, the swelling youthful lust cannot be suppressed, and he continues to ejaculate inside forcibly...
