In the middle of the night, Mats gets behind the wheel of a sports car. He wants to go to his father, Wannes. It's his birthday and he's in jail. When Mats discovers that no one wants to take him, he sets off himself. All he needs is his terrible uncle Windolf's expensive car and some handy YouTube videos for driving lessons. With his roller skates on, he can just reach the pedals... Together with the crazy homeless woman Shirley, Mats discovers his father's secret. Fasten your seatbelts and go full throttle with that roller skate!