A collision with the Paradox Prism sends Sonic to a parallel world called New Yoke City, where the dull environment looks oddly familiar.

A power outage gives two rebels a chance to break into a lab where the Chaos Council is studying Sonic's strange connection to their energy source.

To secure the Prism Shard, the rebels battle the Chaos Council. Then Sonic makes a startling discovery about the events that shattered his world.

In a dimension called the Boscage Maze, Sonic runs into tree-dwelling versions of his friends who warn him of a monster that lives on the jungle floor.

In the tropical No Place, Sonic meets a friendly band of pirates and their mysterious captain, who loves to party.

As the Chaos Council searches for the Boscage Prism Shard, Sonic realizes there's only one way to stop the robots from destroying the forest: a battle.

Friends become foes when Captain Dread's crew questions Sonic's loyalties. Then, a battle on the high seas breaks out over possession of the Shard.

The key to reassembling the Paradox Prism lies in one of the Shatterspaces. But can Nine and Sonic find a portal to safely transport the Shards there?

To beat the biggest bot on the battlefield and get one step closer to Nine, Sonic needs to move fast — and accept a little help from his friends.