The 15th season of Supernatural picks up where Season 14 left off, with Sam (Jared Padalecki) and Dean (Jensen Ackles) Winchester dealing with the aftermath of Lucifer's (Mark A. Sheppard) death. However, their peace is short-lived, as they soon discover that Lucifer's brother, Amenadiel (Jeffrey Dean Morgan), has come to Earth to avenge his sibling's death.
The 15th season of Supernatural picks up where Season 14 left off, with Sam (Jared Padalecki) and Dean (Jensen Ackles) Winchester dealing with the aftermath of Lucifer's (Mark A. Sheppard) death. However, their peace is short-lived, as they soon discover that Lucifer's brother, Amenadiel (Jeffrey Dean Morgan), has come to Earth to avenge his sibling's death.