They encountered some small opposition in the concrete corridors and walks, which took the form of hit and run, but they were able to overcome it.

As Bruce and his dementor swooped on their adversaries, they were like twin forces of nature, tearing through everything dumb enough to stand in their path.

As they descended to the bottom level of the property, the stink of terror turned to despair.

They glided past corridors of cells, the bulk of which were deserted; the few others had shadows that moved away as soon as Bruce and company approached.

"We'll be back for them," Elijah whispered to Bruce, his gaze scouring the room...