Yoshinari Bessho, the feudal lord of Tanba Province, is a collector of butterflies and has his concubines tattooed with butterflies as well. One day while hunting, Yoshinari sees Gennosuke Akizuki's beautiful wife, Okoto. He kidnaps her, tattoos a butterfly on her shoulder and takes her for his own. Feeling shame for what has happened, Okoto throws herself into a well and commits suicide. She then returns as a ruthless ghost that seeks revenge against Yoshinari and his retainers. Whenever the ghost appears, mysterious butterflies always fly around her...

Elite lawyer Ryoko enlists the help of a foreign mafia in rescuing her son from a criminal who holds grudge against her.

Tomiko falls in love with Niitaka, even though she also suspects him of being the Tokyo bus driver serial killer, who killed his female conductors after tiring of them.

A department manager at his company, buys a one-room apartment to have some space to himself. He signs an agreement with a young woman and has an affair with her once a week at the apartment.