There really was a garage behind this door, with only a single Batmobile parked inside. Once everyone had entered the space, Batwoman shut the door behind them before opening a second door at the other end.
The second door had much more sophisticated security measures—retinal scans, voiceprints, fingerprints, all of it.
After passing through a short corridor, there was a third door. The corridor was lined with all kinds of defensive weapons, including quite a few new lethal models.
Only upon reaching the final room did they see Batwoman's living quarters. It contained not only computer equipment capable of monitoring the entire world, but also Barbara Gordon, commissioner of the Gotham City Police Department.
Old Gordon of Earth-12 had died long ago, and Barbara's fate had differed from that of Earth-0. She had first joined the police department through information technology when she was young, then gradually became the new commissioner with Batwoman's help.
She looked to be in her thirties, wearing black-rimmed glasses that made her seem very shrewd.
Bruce removed his cowl, revealing an aged face and a head of white hair. He slowly sat down in his chair. It was obvious that his waist and legs were in bad shape, and sitting eased him considerably; he nearly let out a groan.
"Barbara, this is the Justice League from a Parallel World. They're here to help."
"Thank you, everyone. Our situation is very bad right now." The new Commissioner Gordon first shook hands with Diana. Wonder Woman was the Justice League's public face wherever she went; bringing her along saved Su Ming plenty of explanation.
"I understand. Then let's get down to business, Bruce. You want to reclaim Earth?"
After patting the commissioner's hand, Diana folded her arms and looked toward Batwoman, who was slumped in his chair