|Name||Rebecca "Becky" Warren|
|Location||St. Louis, Missouri|
Rebecca Warren is a friend of Sam's from Stanford. When her brother Zach Warren is charged with murder she decides to take the semester off so that she can be there for him until he is freed. She emails Sam and after coming face to face with a shapeshifter wearing Dean’s skin, she learns the truth about Sam and his "job" as a supernatural hunter.