When she didn't answer after a few minutes, he straightened up. Was he at the right room? He wished now that he'd stopped to write it down. But it was like cold water down his front. He stepped back and held up his phone so it could translate the alien language, to make sure he had it right: 1510. That had been what she told him, right?
Dean plucked the keycard out from between his belt and pants, and then checked that with his phone. Yep. 1510. Huh. He looked the door over as if it would tell him something he wasn't getting. He leaned his shoulder against the door frame and knocked again. This time louder.