A PARTIR DE 8 AÑOS When Pirene arrives at the Aigüestortes i Estany de Sant Maurici National Park with her family and friends, a totally unforeseen event prevents them from visiting it. At the same time that a team of experts is trying to solve the mystery of the enchanted pools, an unexpected game leads the protagonists of this story into one of the most beautiful places in Catalonia, where they discover the magic of its hidden spaces, its flora and its exceptional fauna.