The Land of Valeria is home to fantastic elemental wildlife, ethereal lands brimming with natural resources, and a war for control of them. Favian, a naturalist who dedicated his life to the study and conservation of the Valerian creatures, finds himself in the middle of the rising conflict between Heroes and Conquerers. As Conquerers invade his town and years of research burns down in front of him, Favian, armed only with his knowledge of the Valerians, reluctantly joins the fray.