Beyond : Two souls!AU where Castiel is Dean’s protective Entity.
" DEAN I’M TIRED OF YOUR NONSENSE, IT’S AN IMAGINARY FRIEND, GET OVER IT , HE DOESN’T EXIST!”
" CAS IS REAL! HE PROTECT ME FROM THE MONSTER AT NIGHT! "
" Tell them to leave me the fuck alone…or next time , I’ll tell Cas to kill everyone. "
" CAS! I need you NOW!"
" You don’t need her, you have me.”
" I already died twice, I’m not scared of Death anymore. ”