Lucifer Morningstar was The Lord of Hell until he grew so unhappy and bored with his life that he gave it up and retired to Los Angeles. There, he owns the Lux nightclub and indulges in a new lifestyle with women, wine, and song.

After a brutal murder outside his club awakens something deep within him, Lucifer begins working alongside a homicide detective to solve crime and dispense justice. His new outlook causes him to question whether there may be hope for his soul yet.