Sam is unable to sleep for many days with Lucifer disturbing him. When a car hits Sam, he goes to the hospital and the doctor in charge sends him to the psychiatric wing to help him to sleep, but Lucifer continues to drive him crazy. Sam befriends the patient Marin and helps her to get rid of the ghost of her brother. Meanwhile Dean calls Bobby's friends expecting to find someone that might help his brother. One hunter tells him about Emmanuel, a man apparently with healing power. When Dean meets Emmanuel, he recognizes his face.