Six years have passed since the closing of the portal of the stars The Icon and the turtles dispersed each to their own business. Аnd now, on a rainy May night, Leo dreamed of a girl in meditation, putting him right in front of the fact that all Hamato could not meet with the De Milo family for another 2 years, otherwise there will be a lot of blood. But this rock concert decided otherwise. Later it turns out that almost immediately after the elders left the lair, they saw strange dreams every full moon and a figure that they described almost identically...

It has been almost three years since the turtles closed the portal to the Dimension of Monsters, pushing the 13th monster into it with the help of Casey and the Foote clan. While jogging, they met girls like themselves, who later admitted that they had seen each other 3 years ago, right after the portal was closed... A little later it turns out that the guys and the De Milo family were not supposed to meet at all for the next 5 years in order to avoid the frightening consequences behind which the Necromancer will stand...