Spain, 1982. Andrés Expósito, a young police inspector, accepts a posting in Denia, a small town on the Mediterranean coast, in the hope of leading a quieter life and that the natural environment will help improve the fragile health of his daughter; but once in his new post he becomes involved by chance in the investigation of the strange death of the inspector he has come to replace.

Dani and Bea are two young people camping in a nature park. What starts as a typical date in which the pretty girl rejects the nerd becomes the most important moment in history.

Ten-year-old Nico receives a threatening letter and now his life is in danger. No one seems to believe him except one person that he doesn't know.