Kaiou-sha × Onikubo Hirohisa, the ultimate humiliation comic has finally arrived!! A continuous saga of training and humiliation!! Husband Hiroshi, who is hospitalized with an incurable disease, is devotedly cared for by his wife Mariko. However, their marital relations have been non-existent for a long time, and Mariko feels hungry. One day, while boarding the commuter train to visit her husband, Mariko witnesses her nephew Yoshihiko's molestation scene and desires his exposed penis. Since then, Mariko falls into deep carnal lust with Yoshihiko, but their relationship is noticed by their neighbor Kaoru...
