On this week's episode of Supernatural…
Three weeks have gone by since Bobby's death.
The brothers receive a phone call on Bobby's phone from a girl looking for Bobby. Sam decides to follow up in case she is in danger.
Dean decides to track down Frank and see if the numbers Bobby gave mean anything in particular.
Turns out Bobby forgot one number which stood for coordinates in a giant field in Wisconsin. Frank and Dean learn that the land is owned by Dick Roman, and the Leviathan are surveying the area preparing to build something there.
Sam discovers the girl's father was a hunter and accidentally got himself captured by Vetala. Sam makes the same mistake.
Dean shows up and knows that Vetala hunt in pairs. Unfortunately, the girl refuses to stay behind. Dean reluctantly takes her.
The girl ends up helping out and saving the brothers and her father from being killed.
Sam and Dean discuss how they are feeling. Dean tries to put on a smile and fake it.