The conflict between the three working-class youngsters and the rich students at the prestigious private school in Spain causes a big shock.
As Guzmán continues to grieve over his sister, new students begin classes at Las Encinas. Tensions increase once more when a classmate goes missing.
When Carla is suspected of killing a student at a party and the students are put in front of each other in court, trouble breaks out once more in high school.
This season picks up on the thread from the previous season to narrate what happens to all the students in the school when a new principal takes over and the impact it has on their academic lives.
The start of a new semester comes unexpectedly at Las Encinas School as a mysterious crime causes even tougher measures to be taken, while the students continue to face their own challenges.
In this season, Ari, Mencía, and Patrick begin their new school year, determined to get rid of their family's heavy legacy, on the other hand, new developments appear in Isadora's case and events follow.
The seventh season opens with a former student returning to Las Encina School, which causes some students to feel conflicted. Meanwhile, Isadora faces the reality of her own emotions.
The students at Las Encinas School return to take their end-of-year exams, but this time events test their friendships and reveal their secrets between love and betrayal, hope, despair, and conspiracy.