Is it possible to get used to miracles? Noah and his friends are sure not! Intelligent animals and teenagers with superpowers, magical portals that allow you to instantly be transported to another world - the Secret Zoo never ceases to amaze the children who learn its secret. Now this wonderful place needs help, because the shadowman de Graff, a mysterious creature who was once human, wants to penetrate it at all costs and subjugate its magic. De Graff knows how to move through shadows, change people and animals, poisoning them with his dark spells, is ready to use lies and betrayal... Will your friends have the courage to face shadows and monsters face to face?