Noble samurai Shinzaburo (Kojiro Hongo, Gamera) is visited one night by the beautiful courtesan Otsuyu (Miyoko Akaza, Lady Snowblood). She pleads with him to marry her and save her from life in a brothel. Instantly captivated by her beauty, Shinzaburo agrees and a cautious love affair develops, but in his infatuation, he fails to realise that Otsuyu is a ghost.
