Eight friends, all in a stable relationship, decide to venture into a game of sexual discovery by exchanging couples while trying to free themselves from their daily routine and add a spicy touch to...

八位关系稳定的朋友通过交换情侣的方式进行性探索游戏，他们试图从日常生活中解脱出来，为自己的爱情生活增添情趣。...