Shrek Forever After

In this final installment after what supposely good day gone wrong, Shrek wishes for things to go back to the way they were, when he was an feared ogre. So he makes a deal with Rumpelstiltskin in exchange for shrek giving away a day in his life. the deal is complete but with an cruel and expected catch. He is sent to an alterative universe where far far away is turned into gotham and the people is his life dont know him. The worst part of the deal is the day he loses is his own birth, which means when the day is up, he would no longer exist. However one positive flaw of the deal is true loves kiss, which would reverse things.