Auzou Book for the wrath of dragons the tower of oblivion tome 2

Arriving in Organdi, the capital of the human world, Ervaël relies on Noffuob, the man who led him there, to find Léna. Learning that Léna is locked up in the Tower of Oblivion, Ervaël goes there but discovers an empty dungeon. The dragon-child has been trapped and finds himself hunted down in the city of his enemies! Ervaël discovers that betrayal has a bitter taste...