Onna piano kyôshi: Yubi sasoi midasarete

女ピアノ教師 ゆび誘い乱されて

Also known as 不倫音楽教師 魅惑のゆび使い, Furin ongaku kyôshi: Miwaku no yubi tsukai

High school students Koji and Kazuhiko are the best of friends. Koji has developed a crush on Haruyo, a music teacher who has arrived at the school as a substitute for a teacher on maternity leave. Just as he is fantasizing about having sex with her, the ghost of his late mother, Yukiko, appears. Caught in the act while peeking into Haruyo’s home, Koji manages to cover his tracks by claiming he wants to take piano lessons. From then on, Haruyo begins giving him lessons, and through a series of unexpected turns, the two end up becoming intimate—but...