Subaru Wachi, who is naive, pretty and fair-skinned, finally appears in the popular S1 series "Mixed Body Fluids, Dense Sex". Successive popular actresses challenge passionate sex drowning in pleasure. She's still shy, showing her first side by turning her eyes and covering her face until she takes off her pants, but when her sex begins she suddenly changes. Her voice screams and cums on her fierce piston, and her whitening skin flushes. A masterpiece in which a naive girl, Subaru Wachi, drowns in sex!