Back to the past part II: Juan José has only just gotten back from the past, when he is once again picked up by Dr. Estefano Uraga and sent through time to the future in the year 2045. Juan's job in the future is to pose as his own son to prevent him from being thrown in prison. Unfortunately, things get worse when the future changes the present. Now Calle 4ta is a hellhole ruled by Dito, Juan José and Doc must find how It happened and restore the time line.