Couples – A Diary of Swinger Experiences (2007)

Episode 1: It’s been six months since ANNA and her boyfriend KOTA have started living together. They enjoy having sex while talking about their naughty imaginations. One day, JYURI, Anna’s childhood friend, comes to their apartment. Listening to JYURI’s stories about ANNA makes KOTA jealous for not knowing his girlfriend as much as her, and he comes up with a plan….. Episode 2: JYURI lives with TAKESHI, her boyfriend from college. Recently, TAKESHI has suffered ED without a known cause. She tries hard to make love to him, but TAKESHI cannot have an erection. One day, JYURI’s childhood friend ANNA comes over and asks her an advice…..