The extreme lechery of the married Lovejoy

The extreme lechery of a married person Lovejoy Lovejoy, a lecherous American woman, has a family in Japan, after a long period of working and living here. The level of lasciviousness reaches its peak in this movie, when the girl cuckolds her husband to have sex with a stronger person. Her perverted desire exhausts her other husband's strength, but will Lovejoy leave her weak husband to be with this new person?