Dragonamir and his Hero Squad regroup from from their death defying battle with Diablo only to discover they have a traitor on thier team. Dragonamir must find out who he, or she is before they all get killed. Meanwhile Dragonamir struggles to discover the source of the amazing powers the heroes and villians weild. He gets a clue from a mysterious new mentor, but he only uncovers more questions than he answers.