Two couples, Marc and Anna, from Spain, and Hans and Olga, from Germany, swap their homes for vacation.

Two couples, Marc and Anna, from Spain, and Hans and Olga, from Germany, swap their homes for vacation.

Valencia, 1993. For Ignacio Jordá, sex is his greatest obsession. But Nacho is done with being the black sheep of his family and wants to show he can do more…

This time, horror comes fron the other side.

This time, horror comes from the other side.A woman begins to experience strange apparitions and nightmarish visions when the man that she is obsessed with begins dating another woman.