When Castiel is instructed to "re-befriend" the Winchesters, Gabriel helps his younger brother in the way he knows best - turn him into something so adorable, even the Winchesters can't resist his face. But the more time Cas spends in their presence, the more he realises that some things in his life no longer add up. Kitten!Castiel. Fluff galore, and light Destiel.