Solicitor Renfield travels all the way from London to "Castle Dracula" in Transylvania to finalize Count Dracula's purchase of Carfax Abbey in England. As the stagecoach driver refuses to take him any further, Renfield continues on foot.
A vampire attacks a horror author on the street and then invites him to a nearby club as a gesture of gratitude, which turns out to be a meeting place for assorted creatures of the night. The vampire then regales him with three stories, each interspersed with musical performances at the club.
Madeline is married to Ernest, who was once her arch-rival Helen's fiancé. After recovering from a mental breakdown, Helen vows to kill Madeline and steal back Ernest. Unfortunately for everyone, the introduction of a magic potion causes things to be a great deal more complicated than a mere murder plot.