Couples Challenge! If the Husband Cums Two Times to Eimi Fukada's Incredible Sex Skills, the Wife... - (2020)

Mako, a 24-year-old wife, participates in a challenge with her husband Takashi, where she must make him cum twice within 20 minutes using her sex skills, specifically handjob, with the guidance of experienced AV actress Eimi Fukada. If successful, they will receive prize money. As the challenge progresses, Eimi Fukada uses various techniques to test Takashi's endurance, pushing him to his limits in a hardcore and intense scene.