ATID-601 | A school uniform anal virgin is forced to participate in a secret party in the dark society Mero Mizutani

Ukyo, a procurer, is asked by a member of a secret party for abnormal play held by members of the underworld to procure a sacrificial woman. The theme of this party is uniforms, deep throating, spanking, and anal fucking. Ukyo's target is a beautiful girl named Mei on her way home from school.