During a field trip to Shadow Forest, Runt discovers a cave harboring a ghastly secret. Ignoring protests, he takes matters into his paws but doing so awakens a threat from the past as well as a supernatural force. Will his actions of kindness be enough or will they be his undoing?
Jasper Park braces for an invasion. The son of Stone and King have joined forces to wipe out the Easterns, Westerns, Northerners, and Southerners, and with Stinky dead, the packs of the Valley are vulnerable. Meanwhile, a terrible plague of parasites threatens to wipe out all of wolfkind. Can Stormfast and his son, Henry, stop this grand attack, or is this the end of everything?
It is time for the Great Wolf Games, a competition between different Regions of the Valley. The daughter of Humphrey and Kate, Claudette, assembles a rag-tag team to defeat the North, but the North's coach does everything possible in order to win. In this competition between wolf, bear, and porcupine, Claudette will discover the true meaning of the Games.
The Wolves of the United Tribe are put in grave danger after a furious creature from a Dark Place begins Haunting them.