Director Star Shoot, who successfully launched the AV debut of Nanami Shirase, a girl with a penchant for H-rated fantasies and dreams of becoming an AV actress, discovers her hidden perversity and full-body erogenous zone constitution. This time, under the title of "Sensual Development," they conduct a 3SEX session to delve deeper into her perversity and full-body erogenous zones. During her university winter break, they spend two days in close contact to uncover her concealed lewdness!!
