Romantic comedy about the love confusion of four girlfriends, whose lives are properly turned upside down by their four-legged friends. After being abandoned by her boyfriend, Ella adopts a half-breed called Bozer, who jumbled up her everyday life, but also makes her happy again. Cecile, on the other hand, is about to divorce, but the meek four-legged Simpson averts the worst and is also there for the children. Silke works as a dog trainer and knows very well about the animals, but she has her problems with her fellow human beings. She meets former footballer Olli. And also Lulu has met someone, but her acquaintance is a dog lover, while she has a preference for cats.

Little Kati lives with her mother Anna in a tiny apartment. The two of them are struggling to make ends meet by singing at the Christmas market. When Anna is once again late with the rent, her heartless landlord throws her out just before Christmas. Fortunately, Willy Wuff has heard about their misfortune and rushes to help. He puts them up in the villa of millionaire Jakob, who is on a winter vacation with his mistress. However, when he breaks off the vacation in an argument and returns home, he realizes who has taken up residence in his house. And Kati and her mother mistake the intruder for a burglar. The beginning of a series of amusing mix-ups.