In the summer of 1986, several dozen alpinists from all over the world met to climb K2. Very soon the season transforms into a series of tragic events called 'black summer', leaving 13 climbers dead. Almost 30 years later, Eliza Kubarska, the director of the film, together with an international group of grown-up children of acclaimed climbers, who died on K2, undertake an expedition to answer the question: what is the price of passion?