Des:Steam Trip tells the story of a married womans reunion trip when her husband asks her to be a cuckold. Director Takeshi Karamu reflects on his encounters with three married women and his travels. Haruka (24 years old), a chubby and busty wife, took a selfie of cuckolding and traveled with her husband while cuckolding. Ona (34), a married woman, went on a trip without telling her husband after being cuckolded for the first time. Takako (36 years old) is a young and beautiful married woman who was made to cry by a big dick in a cuckold reporting video and fell into female sex during her second cuckold hot spring trip. The 240-minute work chronicles six extramarital affairs with three cuckold wives.