Last Erotic Train (2008)

On a train full of people, Misa feels that someone touches her with bad intentions, but is unable to say anything. Suddenly a man accuses Yoshi of harassing her. Without really knowing if it was him, she confirms and Yoshi is arrested. However, she cannot forget it. One day she finds him again, and learns that her life has been ruined by that. Together, the two try to find the real stalker.