Luckily Keith was coming up right behind him. He looks at the vent and then side glances at Hunk. He could probably fit in those vents but that still left Hunk on the outside and as confident as he was in his ability to punch people, there were probably a few too many for even him.

"I heard someone mention maintenance hatches," Keith offers helpfully. Though, yeah those WERE under the damn train. Hm.