A former CIA agent's search for a lost colleague exposes a deadly conspiracy involving his own family and Soviet-era secrets in the mountains of East Germany.

"Dr. Klein" is a medical and family TV series, which moves between great emotion and humor. Valerie Klein is 1,32 meter tall and the only doctor in the children's hospital, who meets the small patients at eye level. There are many conflicts to solve both at work and at home with her family.

Herzflimmern – Die Klinik am See is a German television series.