Carlos is a cynical, depraved and arrogant architect come unless he lives a shaky relationship with his lover Diana, due to his bad business and various gambling debts, but the couple momentarily decides to put aside their differences to go on a trip to Acapulco and celebrate Héctor's birthday there -a longtime friend of Carlos- together with his sister, Isabel. However, from minute one of the trip, and for the next 24 hours, the four characters (along with Sergio, the handsome and attentive servant of the house of Héctor and Isabel) will be involved in a string of insults, grievances, envies , hints, jealousy, lies, sexual games, half-truths, orgies, ambitions and undeniable secrets of childhood and adolescence that come to light, which threaten the coexistence between all of them and that will have as consequences an abortion, an exit from the closet, murder, rape - and an unpunished crime.