This is the most common question for international viewers. As a Mexican original production, the show is filmed in .

The Mexican television series El juego de las llaves (The Game of Keys), which premiered in 2019, is a provocative drama-comedy that explores the complexities of long-term monogamy, desire, and self-discovery. Created by Marisa Quiroga, the show follows four couples—eight friends in total—who venture into the world of swinging by participating in a "game of keys". Plot and Core Concept

The series distinguishes itself by mixing steamy scenes with genuine emotional stakes. It isn't just about the act of swinging; it is about the aftermath—how trust is rebuilt or broken, and how societal expectations of monogamy clash with human nature.