Secretly the young reindeer boy Niko wishes his single-mom and his hero dad would get back together and they could be a real family. One day mom tells Niko surprise news: she has met a guy, an ordinary reindeer Lenni and he and his little son Jonni will move in. Niko´s world is shaken. When Niko doesn’t watch Jonni for a minute, Jonni is being kidnapped. Niko and his friend Julius set out to find him. In a turbulent showdown in which all of Niko’s friends and family help, he saves his brother and learns to accept his new family.