Adama: Le Mondes des Souffles (2015)

12 year-­old Adama lives in a remote village in West Africa, sheltered by the cliffs. Out beyond lies "the world of wind," the kingdom of wicked spirits hungry for war. When his elder brother Samba suddenly vanishes from the village, Adama decides to set off in search of him, crossing into a Europe in the grip of World War I.