Guido Tersilli, primario della clinica Villa Celeste, convenzionata con le mutue.

"[3] Doctor Guido Tersilli, a young medical graduate in Rome, wants to open his own practice to repay his widowed mother's financial sacrifices.

He gains experience by volunteering in a hospital, impressing the head physician and nursing staff.

Guido's life takes a turn when he meets Anna Maria, a wealthy woman he decides to marry.

Though his colleagues try to claim his patients, Guido recovers and continues his practice from home, instructing his nurse over the phone.