Onin y la isla del tesoro (Onin, 1)

Join Onin and his friends in a new series full of mystery, adventure, and a touch of magic. A new edition of Ibon Martín's children's collection with a new design and bonus content. In their first adventure, Onin and his friends go on a trip to an island with a hidden secret. There, they'll find a treasure map while uncovering the island's secrets and escaping from... pirates!