Dean is an alcoholic struggling to deal with his addiction and trying his best not to lose his only love, Castiel. -People who are hardest to love are usually the ones who need it the most.
Dean had an accident and Sam still not believing in his eyes makes a call to Cas. He make his way to the hospital. Suddenly Dean's vital signs stabilize, Cas feels relieved and Dean can't believe his true love didn't give up of him.
Castiel has always been Dean Winchester's guardian angel from the start. There's always been a bond stronger than friendship between them, but over time, Dean has done nothing but push Castiel away.
