A celestial alignment and the true function of a power shard leads Tetrax to throttle ChromaStone right out of Ben Tennyson for a time-sensitive assignment.

The Plumbers' Helpers receive a distress call from Max, followed by a threatening message from Ben to not interfere. Something's wrong, and the Helpers must face off against their hero Ben.

Ragnarok, the villain who killed Kevin's father, is out to complete the mission he started years ago. Kevin is determined to stop him and get revenge.