A couple enters the men's bath together! The ultimate NTR mission tests their bond! A proud, busty wife receives a million yen reward if she has unprotected sex with a stranger in front of her husband! ~She gets penetrated and ejaculated into a total of 12 times by numerous huge penises! ~in Hakone Onsen DVDES-799

A perfectly happy couple on vacation (wife-only, large breasts) who were approached at a hot spring inn are challenged to a men's bath together, with a bonus for their extramarital affair! If they can have sex with a male guest, they can win a bonus of 1 million yen!! The seemingly impossible sex gradually becomes a reality under the power of money...? Will the large-breasted housewife be able to have her first affair in front of her husband!? Four carefully selected couples are included!