Olivia returns to Los Arcos Hospital to start from scratch in a new specialty: General and Digestive Surgery. Blanca faces the admission of her mentor: Silvia, a retired surgeon who now suffers from Alzheimer’s. The new surgical residents, Sandra, Gabriel and Almu, face their first day in the hospital under the leadership of Luigi, the chief resident, who acts as viceroy.
Cast: Aida Folch, Alain Hernández, Belén Rueda, Carmen Ruiz, Antonio Molero, Ana Labordeta, Carla Díaz, Joel Bosqued
Regia: Ana Vázquez, Mar Olid
Sceneggiatura: Joan Barbero, Aitor Gabilondo

Orari nell'ora locale di ciascuna regione di trasmissione.