In this special,"It's a wonderful Life"-style story. The Turtles return to their lair, triumphant after another mission, but they are frustrated that they let Shredder slip away from them again.
They feel like giving up, and wish they had never been born. Wish they never had to bear the burden of fighting crime. They go to sleep still thinking these thoughts..
When they wake up, however, they find things have drastically changed. The lair is gone, splinter doesn't exist, and New York is now known as "Shredderville". The turtles soon realize, to their horror that their wish has come true, and they no longer exist!
Exploring this strange, warped earth, the turtles discover their friends are either slaves (April and Erma), or anarchists (Zack)
They also find out shredder is a man tired of being the big cheese, and frustrated with the responsibility that comes with his position.
..,And just when things couldn't get any worse, the Technodrome (now more of a broken-down relic than a war mac...