It was supposed to be another typical hunt in Michigan, supernatural reports and that's all, but that's not what happened. Both of you were sitting in the room, in complete silence as the atmosphere grew heavier and heavier. Dean struggled to do the math in his head, which wasn't much help since he wasn't very good at math.

"It's impossible for you to be my daughter, the bill doesn't add up." Dean said, looking at you with a slightly furrowed brow.

"Actually, it makes a lot of sense." Sam muttered, also looking at you, but Dean's annoyed look made him silence. "What? It's true, the calculations match."