Its been a month sense Nix had vanished, The Grimm Walker meeting its end in Forever Fall. For Yang and her friends, things have never been the same. But times are changing, and as they dive deeper into the Grimm Walker legend they realize that some things refuse to die, and that some threats are never truly gone.

"Those who drink the blood of Grimm are cursed to walk among them." For Nix Spherule, this was nothing more than a story to frighten children. But when his village is destroyed by an unknown Grimm, he learns why they should be feared firsthand. Vowing to never let Grimm cause such chaos again, Nix travels to Beacon, where with the help of his new friends, they discover a threat not just to Vale, but to all of humanity.