The cheerful Dr. Michael Mangold finally wants to marry his partner Lena Stern and get a whole bunch of children with her. One morning, two girls with a baby and a small dog are at the door. Actually, the kids wanted after the death of their parents to their uncle Jörg, Lena's ex-fiancé. Of necessity, Michael and Lena temporarily take the little ones with them. This kind of blessing soon brings in the orderly life of the couple for terrible confusion.