Oroku Saki has been to Hell and back, but will he now come to the Turtles as friend or foe? Meanwhile, April makes a stand against Baxter Stockman--with dangerous consequences and the Mutanimals take drastic steps that will put them on a collision course with the TMNT! Then, as a protest at the Mutanimals HQ turns violent, TMNT allies and enemies rush to take advantage of the situation but not before Old Hob makes a surprise decision that will shake allegiances!