The community of Quinto Pino has experienced a rash of crimes: a dead dog is found with a note attached that says "Sorry," a bottle of wine worth millions has gone missing from Paco's bar, and a tape of a famous couple has mysteriously disappeared. Private detective Manuel Molina decides to cut his vacation short to investigate the cases, along with his trusted secretary Elena. Un asesino se mueve por el barrio de Quinto Pino cuando se encuentra el cadaver de un perro con una misteriosa nota que dice "lo siento," una valiosa botella de vino ha desaparecido del bar de Paco y una cinta del encuentro de una pareja famosa ha desaparecido misteriosamente. El detective Manuel Molina decide interrumpir sus vacaciones para atender a los casos, junto con su secretaria Elena.