A 21-year-old, currently enrolled university student. 146 cm tall. One friend. Her name is Hiyori Sasakura, and she is the only member of Japan's "Erotic Research Circle." A 150-day documentary following an ordinary girl who is 'just into erotica' until h

A 21-year-old, currently enrolled university student. 146 cm tall. One friend. Her name is Hiyori Sasakura, and she is the only member of Japan's "Erotic Research Circle." A 150-day documentary following an ordinary girl who is 'just into erotica' until h

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