Lazy Prince Lumen is asked to defend a village from the Invectids, but he makes a deal instead. At first the Invectids promise that they will settle in their own village and never attack. The Invectids attack again, and Lumen fights back.
Hunter and Corona are on their way to Arachna Castle, the utama of the labah-labah Riders. On the way, they must save a village being attacked sejak Invectids led sejak Grasshop of the Big Four.
