At first glance, Cat and Borja are the perfect couple but like every marriage, they hide secrets, lies, and infidelities from each other. All of them will surface the same night they receive an unexpected visitor.

A few months have passed since the last game. Adriana left Oscar and now he lives with Gaby...and Mica. Valentin came out of the closet and is trying to be happy in this new stage of his life. Barbara and Leo were stripped of their belongings by Aurelia's lawsuit but they adopted Carmen and now have a "throuple."

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 their love life.