[Standing on her feet x first bondage exposure] A girl who became interested in an SM book that she happened to pick up and started to feel excited about being tied up and being watched, hides in the school and indulges in shameful masturbation. Ta. One day, she was caught masturbating in school, and she was forced to engage in extreme perverted play as ordered, and the pleasure of her shame awakened... bondage, blindfolded sex,... student dew