A widow, Ruka, who recently lost her husband was dumped by her brother-in-law. Seeking revenge, he sets up incense laced with aphrodisiac for her. Ruka falls for the trap and becomes aroused in front of her late husband's portrait, unable to control her heated body, ultimately having intercourse with her son. Her brother-in-law appears as if he had been waiting for the deed to finish, berating her harshly and ordering her to 'Apologize to your dead husband' while lighting a large number of incense sticks. The smoke laced with aphrodisiac is once again absorbed into Ruka's body...
