While that isn't exactly what she meant, that makes just as much sense as fake memories to cover up the time they were gone.

"Considering we are on a Cybertron that isn't even the right Cybertron to our Earth, probably way before Earth even existed, I think it's safe to say that we should be able to go right back where we came from."

Makes sense to Miko, but then again running into the middle of a fight between titan robots and looking for robot zombies makes sense to Miko.