The 4 season of Frühling was broadcast on ZDF from dimanche 8 février 2015 to dimanche 22 mars 2015. It consists of 2 episodes, the first one is called "Endlich Frühling" and the last one "Frühling zu zweit".
Katja Baumann is a nurse that enjoys so much her new duty of domestic help that she decides to stay in Frühling where she will collaborate with the priest of the parish to help families who have difficulties.