Six months after the Kraang’s Invasion, and the Turtles have become crime fighters! April is training with Splinter, and things are looking up! Though, that all changes when The Shredder comes to New York to take revenge on Splinter. After breaking Baxter Stockman out of Dimension X, the Foot Clan form an alliance with him, creating Bebop and Rocksteady to help them take down Splinter and the Turtles. Knowing they’re outmatched, the Turtles retreat to April’s family farmhouse to train in order to become strong enough to even remotely stand a chance…