Winter passes in peace, but at the first sign of spring, Grit's village, Thresh, must prepare to defend against a vengeful army bent on annihilation. Grit will lead the children of Thresh to the safety of Castle Concord, leaving Coil and the warriors behind to face Turf's army.

However, Turf isn't Grit's only enemy. Havoc still hunts her, twisting reality and showing Grit the full extent of her own wickedness. When Grit receives unexpected news from home, she must decide if keeping the promises she made to Coil, and to Thresh, is worth sacrificing her life.