La familia Montoro se va de vacaciones a la playa de Cullera. Manuel, el padre, Soledad, la madre, Sergio y Estíbaliz, dos mellizos de dieciséis años que no se parecen en nada, y Álex, de cinco. Al iniciar el viaje, se ven inmersos en uno de los habituales atascos de esas fechas, por lo que terminan llegando tarde al apartahotel de Cullera. Allí les dicen que su apartamento ha sido alquilado, pues tenían que avisar si iban a llegar después de las seis. Tras la sorpresa y discusión, consiguen finalmente que les den un apartamento que tiene ciertas deficiencias… De esa forma comienzan sus vacaciones que no van a ser tan maravillosas como pensaban, pero que les van a deparar, también, las aventuras que nunca imaginaron.

Lola's boyfriend asks her if she believes in forgiveness, hands her a card with a name on it and shoots himself in the head. This sends Lola on a quest to find out what happened as well as solve the murder of her parents. The name on the card leads her into the shadowy world of the the Chinese Triad in Spain. She is helped along the way by a fearful young man who has an odd fascination for news clippings about the Chinese. She is drawn into this world and discovers her answer and loses more than she imagined.

Miranda, a sex addict, works for a radio station and is married to a cop. She signs up for therapy in order to deal with her sex addiction. Also in the group is Javier, a sex-phone junkie. The two misfits hit it off and a torid affair ensues. But things get a little complicated when Javier finds out that his phone sex trysts have been secretly taped and being distributed all over Madrid and that his ex-wife is living with his business partner. Elsewhere, while investigating a murder case, Felix discovers Miranda's affair with Javier.

Horty, a French foundry worker, wins a contest and is sent to see the sailing of the Titanic. In England, Marie, saying she is a chambermaid on the Titanic and cannot get a room, asks to share his room. They do, chastely; when he awakens, she is gone, but he sees her at the sailing and gets a photo of her. When he returns home, he suspects that his wife Zoe has been sleeping with Simeon, the foundry owner. Horty goes to the bar, where his friends get him drunk and he starts telling an erotic fantasy of what happened with him and Marie, drawing a larger audience each night.