"I am," he admits, keeping his eyes downcast and his body lax against Sam. This is nice, more so after last night. The rift is slowly starting to close properly. "I need you," Castiel whispers into his skin, and it's true. He needs Sam, needs his everything, always. Hates himself for jeopardizing it all just because of his own issues. They'll mend it together, though. Sam is amazing like that.