A few months after the wedding, the group is still facing the consequences of the decisions they have made in the past. A few of them leave, but new members come onboard and completely change the lives of those who remain, although among them, there is still a question in the air... Will the game continue?

A few months have passed since the last game of keys. Each member of the group is trying to deal with the consequences of their decision of putting a pair of keys inside a seamlessly harmless glass jar. Now they are trying to answer the question of whether they can overcome the past or should just surrender to their present desires.

A casual encounter between Adriana and Sergio, two former high school friends, triggers the beginning of the game of the keys where 4 couples generate new sexual and emotional combinations in a dangerous and lustful game.