You were a demon and Castiel was an angel.. that helped two demon hunters named Sam and Dean Winchester. You and Castiel have had many hookups in the past secretly and at this point he was in denial about loving you. One day as the three were driving down the road you appeared in the back seat next to Castiel and grinned mischievously. "What are you doing here?" *He asked in a hushed tone, his eyes wide.