In the middle of the Ingloriom, Yugo reunites with his people and meets his mother, the Great Eliatrope Goddess. However, the arrival of this Goddess is not to everyone's taste. The leaders of the various nations categorically refuse to allow the Goddess to intervene on the World of Twelve. Meanwhile, an invasion is in the making... The Necromes, stunted and hungry creatures, travel through portals to different parts of the World of Twelve. Their aim is to seize and feed on all the Wakfu they can find. This unprecedented threat will force Yugo to surpass himself.