Following a three-way fight between the Turtles, the Foot, and the Kraang, Karai(Kelly Hu) convinces her father The Shredder(Kevin Michael Richardson) to let her use a foolproof plan. Unbeknownst to the shredder her true intentions with the plan involve seeking revenge on the Turtles (who have been foiling her plans) and Fishface/Stockman-Fly/Tiger Claw(who have been abusing and threatening her that they won't hesitated to maimed or paralyzing her) by luring them all into a deadly labyrinth called the Oroku Karai Maze of Doom. Now the Turtles, and Fishface/Stockman-Fly/Tiger Claw must form a temporary truce to get out of the Maze of Doom alive. Meanwhile, Splinter works to find the right weapon for April O'Neil as she and her father Kirby O'Neil learns more about Splinter's past with the shredder
