Albert Teixidó (Bert) travels to the island of Mallorca after receiving a mysterious letter from his childhood friend Bernardo, who disappeared months earlier in the Tramontana mountains. On the island, he searches for clues to locate his friend, clues that will lead him to reveal forgotten events from the past and coincidences from the present, provoking Bert's obsession with continuing the search. This all culminates in an obsessive and metaphorical initiatory journey into the unknown.

A young professor of sexology advantage to spend the honeymoon at hotel in Mallorca where he has a congress. There he meets colleagues of different nationalities who also attended with their wives. A number of changes in the novel drugs that are causing a number of unexpected reactions ranging from professional envy jealousy. The situation causes wobble love affair honeymooners.