Forbidden Care - Shizuka GVH-796

A husband suffering from erectile dysfunction gets his hands on erectile dysfunction drugs. He initially thought this would help him and his wife, Shizuka, have a baby... but while caring for his father-in-law, Shizuka accidentally feeds him the drugs! The intense erection brings her pleasure, leading to Shizuka being assaulted. Meanwhile, the husband, witnessing this, feels an unprecedented excitement at seeing his father violating his wife... A father-in-law entwined with a massive penis, a sexually frustrated wife, and a husband awakening to NTR (Netorare) tendencies... the thoughts of these three people intertwine under one roof...