Rampage for the Sexual Assault (1980)

Original title: 乱行猟色犯し

A man lives a poor life, earning a living day to day, but dreams of one day forming an entertainment caravan and traveling around Japan performing, while his girlfriend, who lives with him, thinks that it's just a dream and prioritizes a more realistic life. Then a sign-making girl who sympathizes with the man's dream appears, and the man's feelings for her, who doesn't seem likely to help him achieve his dream, quickly fade, and he becomes attracted to her, but when the time comes, he finds out that she's...