Rivai was Rogue's everything and the other way around. But one day because of Hange being the crazy bastard he was, Rivai woke up in a strange place with the Titans Being on top of the food chain. Rivai mission is to stop Rouge from killing everyone who dare to touch or look at him, and maybe helping their past self's Eren and Levi to fall in love!. Time travel! Read and find out.