107SDHS-042 — I was a secretive person who loved to read, but when I was locked in a strange basement and masturbated in front of strange men, I became aroused by the men's gaze and turned into a lewd perverted woman who went crazy and ejaculated. - Winter Love Kotone Ayase Himari

I, [Kotone], who loves books and is a shy person, finds out about my best friend [Himari]'s secret. - She sees Himari masturbating and going crazy while being watched by a lot of suspicious men, and she feels horny. - ``Himari...does it feel good to be watched?'' I stepped into Himari's world of masturbation while being watched, and decided to masturbate in front of strange men.