GVH-746 A few days after my rocket-boobed sister came home and gave me a glamorous sex education with her amazing body, I lost my virginity. -Oneshita episode- Yui Sayama

Kenta's older sister, Yui, got married and left home five years ago, but after her divorce she returns home. Kenta is meeting her for the first time in a long time, but after several years she has become a grown woman and his crotch is shot straight