A beautiful girl Wang has just started attending a flower arrangement class. A flower arrangement expert who has evil desires for her invites her, saying, "I'll let you enter a contest, so come and take private lessons starting tomorrow." Innocent and innocent Wang doesn't suspect anything and starts attending, but the content of the lessons gradually escalates. The man tells her that it's to get rid of her evil thoughts, and makes her undress, even though she is reluctant. Then he takes out a hemp rope and starts tying her up all over...