Follows the professional and personal lives of the staff of the fictitious Hospital Central in Madrid.

Paulina Gálvezas Ana Ortiz
María Casalas Elisa Sánchez
Patricia Vicoas Macarena "Maca" Fernández
Alicia Borracheroas Cruz Gándara
Leticia Doleraas Miriam
Jordi Rebellónas Rodolfo Vilches
Fernando Guillénas Germán Prada
Antonio Zabálburuas Javier Sotomayor
Chusa Barberoas Susana Cortés
Lola Casamayoras Cecilia Shuman
David Planell
David Moreno
Daniel Sánchez Arévalo
Antonio Galeano
Susana López Rubio
Ignacio del Moral