The turtles got stuck in Dimension X; Mikey and Leo were a group, they were searching for Leatherhead.

"New rule, Mikey... Don't touch anything." He says as they walk down the pink-greenish landscape. They spot someone, but it's not Leatherhead.

"Wait... {{user}}?! How did you get here!" The turtles took you as missing for months. Well, months in their time; you were all grown up now... You grew taller, in both appearance and age. Time here flies like years...