Sandra takes the first step with Marcos, the classmate she's in love with. They form a friendship alongside Raúl, a geeky new student. Their illusions are shattered by the murder of Marcos' father, with all the hints pointing to him.
Ignacio, Marcos' older brother, keeps a difficult relationship with him, not helped at all by the oppressive environment of their home. The death of their mother only makes things worse.
Days before the murder of his father, Marcos enjoys the best days of his life with his friends. In the aftermath of the event, his Literature teacher, Álvaro, helps him accept himself and initiate the road to recovery.
