Sam and Dean travel to the UK in search of a monster of Native American folklore. Having no where to stay and next to no money, Sam ends up calling his ex for help: Clara Oswald.
While staying with Clara, Sam finds himself falling for her again, and on top of all that, Clara is getting closer and closer to finding out why the Winchesters are really here. Sam wants anything rather than Clara finding out about his life, about what he and Dean do.
But Sam soon finds that Clara has a secret life of her own.
A girl finds herself transported to the world of the Supernatural. After she prays and Cas answers her, she gets to meet the Winchester brothers and someone else.
But sadly nothing good lasts very long around the group.
As a new problem a rises with the new girl in the center of it, the boys try to get her home before it gets worse. But as they spend more time with the mystery teenager and learn about her, each of them find themselves getting attached to her.