They ended up on an earth where they started out in prison and then they went to their trial, thats when they figured out time was moving in reverse and Exposition Arturo said it proved an stev hawking theory in which time in theoretical parallel universes moves in the opposite direction but to those experiencing it, it seems as though its going forward.
"As time goes by"
forget dude i need to rewatch the series bc i completely forget that episode
i want to travel back in time and drink coca cola when it didn't have the stuffty loving corn syrup
or just travel to mexico so you can smuggle coke over the border