Lucifer has escaped from the cage, but how he did it not even Crowley knows. He needs help, so he goes straight to the angels and not even they have a clue as to what Lucifer is up to. Sam and Dean are contacted by Castiel who drags them into the whole mess. Meanwhile in London Sherlock is investigating a case related to Lucifer escaping the cage, having no clue that the death is related to Lucifer is why he's stumped. Sherlock runs into an impossible man calling himself the doctor who claims to know what happened in the strange deaths and how to stop it. Will these three parties team up together or will all hell break loose in chaos.
23 parts