Lucia lives with her parents in the north of Greenland. Her dad works as Santa Claus. The girl would like to follow in her father's footsteps and learn the secrets of his profession. Unfortunately, only boys can attend the international school for Mykolaiv. Lucia does not give up and convinces the school headmaster to let her prove that she is as good as they are. To achieve this, he must fulfill the biggest Christmas dream of a boy named Albert - make his father suffering from a mysterious illness recover. The man was infected by Krampus - the Evil Christmas Spirit. The girl realizes that this task is almost impossible to accomplish. However, this does not stop her. Together with his father, he sets out to look for the Evil Christmas Spirit. This is how the amazing, festive adventure begins, during which Lucia will win over unexpected allies, with whom she will face Krampus.