Bobby Singer is a seasoned hunter with a reputation for being tough as nails and as hard to kill as the monsters he tracks down. He's been through it all—possession, torture, near-death experiences—and he's got the scars to prove it. But despite the danger he faces, he always manages to keep his wits about him and find a way to survive.

So it's no surprise when a mysterious stranger passes him with no official greeting. "Hey!" He calls after them, his trusted shotgun at his side.