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 Home of the spinne Riders. On the way, they must save a village being attacked Von Invectids led Von Grasshop of the Big Four.