The lovely Reiko has taken a new teaching job at a creepy old high school. She is an extremely attractive woman and the young students in her class have fallen for her. One night, after tennis practice, she is brutally assaulted in the locker room shower by a man with a stocking over his face. Left on the floor naked and in shock, she discovers a single puzzle piece left behind by the crazed man. A few days later, a pair of students enact a perverted sexual revenge on Reiko for kicking someone off the tennis team. Could one of these students be the man who brutalized her in the locker room? Who owns the strange puzzle piece? As the mystery unfolds, Reiko must come to terms with her own sexual urges and fate.

Reiko, a young and beautiful teacher, takes a teaching job at an old, run-down high school. The male students in her class are mesmerized by her beauty and become infatuated with her. One night, after tennis practice, she goes to the locker room to change and is viciously assaulted by a man wearing a stocking mask. She discover that he has left a clue behind: a single piece of a jigsaw puzzle. She sets out to discover who attacked her and why.
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