The Game of the Keys (season 2)

This is the story of eight friends who are tired of their humdrum lives and want to try something new. Four couples have long been in a monogamous relationship. One day they realize that ordinariness bored them, and no one mind to experience the thrill. The buddies think of nothing better than to exchange partners. But what will lead to these spicy connections, where everyone seems to be allowed to do everything, but nevertheless everyone's conscience turns out to be unclean?rn