Lorenzo is a quiet teenager living with his family at the edge of the world in beautiful Patagonia. One day, Lorenzo's father decides to host the son of a friend from Buenos Aires named Caito, who had to go to hospital for a long stay. At first, Caito appears shy, tough, and hardly ever speaks, but over time the two boys become friends. However, Caito quickly wears out his welcome with Lorenzo's parents.

A passionate and secret love story as told by the two protagonists Anna and Otto, from the age of eight until the age of twenty-five. It all starts in 1980, when after school a girl and a boy start to run for different reasons... From that afternoon when the world escaped from their grasp, the lives of Anna and Otto will be intertwined in a single circle that will begin to close seventeen years later, in Finland, on the very edge of the Arctic Circle....