Summary
Castiel had one job: protect the Winchesters, especially Dean. But when Sam's body shows up in a morgue and Dean sinisterly disappears before his eyes, is there anything Cas can do to save them? Can he grip either or both of the Winchesters and raise them from perdition a second time? WARNING off-screen death of a major character (as mentioned in the summary), later NonCon Smut