What terrible events destroyed his family and left New York a crumbling, post-apocalyptic nightmare? All will be revealed in this climactic Turtle tale that sees longtime friends becoming enemies and new allies emerging in the most unexpected places. Can the surviving Turtle triumph?

"City Fall" concludes as Shredder reveals his new second-in-command and launches a full-scale war on New York City! With allegiances shifting, the Turtles must fight back against their most deadly enemy.

The Turtles learn the amazing story of their previous lives, and begin their journey as a true team of brothers! Meanwhile, Baxter Stockman unveils a deadly new strategy for capturing them...just as General Krang arrives in New York demanding results!

Abducted from their planet millennia ago, the Triceratons are at last free to return home. They come in peace, but how will the world react to a Triceraton "invasion" in the heart of New York City? About how you would expect, especially when the Earth Protection Force gets involved. As the three-pronged attack begins in earnest, it's up to the Turtles to stop the conflict before it escalates into all-out war.

"Recovering from the events of "City Fall," the Turtles seek sanctuary in the countryside, but there are still unanswered questions and tension within the family. Each Turtle deals with the new status quo in his own way, and each feels lost. But can they find their way back to being a family again as the past haunts them?" - cover.

In the wake of total destruction, the exhausted Turtles must prevent catastrophe, as disparate forces converge on New York and a sinister power-play takes shape. Following the Triceratop Invasion, New York is in ruins. Various groups jockey for control in the power vacuum, each with their own agendas and goals. But there is one who doesn't care about power or victory, only chaos -- the Rat King. Will the TMNT be able to stop him from doing the unspeakable?...