Synnin jäljet Aug 9, 1946

Tuula, Mirri and Aino are roommates at a nurse college. At her hospital internship, Aino works with Dr. Eero who has had an affair with Viivi, the director of the nurses' dormitory. At the same time, Tuula is starting to get closer to Mirri's fiancé Ragnar who has begun to doubt Mirri's love and loyalty.