[Cas had been struggling to keep up with the sudden onslaught of voices and videos when this catches his attention.]
[Oh, the demon that had helped the Winchesters out with the Colt and the location of Death. ... And also the demon in possession of Bobby Singer's soul. Unimpressed, but otherwise not as bothered as he might have felt if it had been some other demon from his world.] It's not Limbo or a nursery. You're in prison.