In 'Betty's Diagnosis,' the determined and skilled nurse Bettina "Betty" Dewald navigates the complexities of hospital life alongside her colleague and friend, Lizzy. Together they advocate passionately for their patients' well-being, often clashing with the bureaucracy of the hospital. Betty's straightforward approach frequently leads to confrontations with Dr. Marco Behring, a relationship defined by their spirited disagreements. This dynamic creates an engaging backdrop as Betty and Lizzy strive to make a difference in the lives of those they care for.