Gotham of the Main Universe had finally returned to the skies above Gotham itself. The reason was simple: after a series of terrain renovations, construction on the new houses on the ground was about to begin, and as Gotham's largest real estate investors, Martha and Thomas had no choice but to come back personally to oversee it.
But since the children were there too, they could not exactly leave both the family and the house behind. So they simply brought all of Sky Island Gotham back with them.
The supplies on Sky Island Gotham had been limited, after all. The citizens needed food, water, and electricity. Though Batman, worried that his city might be attacked, had prepared enough food, clean water, and backup power for the entire city to last a year—and it had indeed come in handy—the supplies had been nearly exhausted after so long.
Batman was not happy to hear the news, because he knew that even if his city returned to its original place, his life was unlikely to return to its original rhythm. Right now, he was leading a whole pile of bizarre Batmen while they waited for the bus home.
Yes, transportation routes had been opened between the partially developed ground and the sky. The Batmen should have been delighted by the ingenuity contained in the ground-to-air bus the Robins had created using the Batmobile as its power core. But Batman had no time to think about that. His mind was filled with one question: how was he supposed to explain to Martha and Thomas what this whole crowd of monsters behind him actually was?
Yes, Thomas and Martha very much did not want Batman to be Batman. But it would not be fair to say their attitude toward Batman was bad. It was more