La Ruta de Las Abejas

"Lobâias Rumin lives in Eldin Menor, and unlike the rest of its inhabitants, he is a strange and lonely boy. But Lobâias's life takes an unexpected turn on the eve of the spring equinox, when he meets Nu and Lâoriga, two travelers with the intention of carrying out the most insane undertaking possible: crossing the Valley of the Mists. Without stopping to think twice, Lobâias accepts his invitation, but what the expedition finds on the other side of the mists is as strange as it is terrible: a world at war where entire peoples flee from an army that arrives from distant lands and advances, devastating everything in its path"--