1954, in the small mountain town of Colombia, Alfonso, an 11-year old boy whose mother passed away, doesn't have any family and to survive has no other recourse than to leave school and begin working as errand boy at a local pharmacy. There he learns all of the basic concepts of medicine, which changes his life in spectacular fashion.

Alcalde
Gabriel
Doña Dolores
Sepulturero
Carmen
Don Matías
Luz Mery
Phillipe
Salomé
Don Rafael
Trencitas
Dr. Hospital