Caffeine

Dark Walls: The Arrival is told through the eyes of seventeen-year-old Kenna McNair, who always believed people live their normal lives, and then just die and go to Heaven. Until she is suddenly thrust into a world she never thought was real, and meets beings who are hiding from a monster of unspeakable horror, Mr. Murphy. Kenna can't go home, and now must face the reality of what she has become....