Artyom Belov is 15 years old. The very age when yesterday you were a child, and today you are not an adult, but not a small one either. It is in this last summer of childhood that everything falls on Artyom at once: the betrayal of his father, the first love that looks at the other, friendship forever and quarrel forever. Artyom has one strong anchor left, one outlet - a skateboard. So in the 1980s. called a skateboard, which Soviet teenagers had just begun to learn about. And Artyom needs to win at all costs in dangerous street competitions.