"Some of literature's most terrifying characters, including Dr. Frankenstein and his monster, Dorian Gray, and iconic figures from the novel Dracula are lurking in the darkest corners of Victorian London. They are joined by a core of original characters in a complex, frightening new narrative. Penny Dreadful is a psychological thriller filled with dark mystery and suspense, where personal demons from the past can be stronger than vampires, evil spirits...

Vanessa Ives and Ethan Chandler are forming a deeper bond as the group, including Sir Malcolm, Dr. Frankenstein, and Sembene, unite to banish the evil forces that threaten to destroy them. Meanwhile, Dorian Gray, the Creature and Brona are all waging battles of their own.