Lily (Billie Piper) and Dorian (Reeve Carney), rescue a young woman. Sir Malcolm (Timothy Dalton) continues on his journey with the enigmatic Kaetenay (Wes Studi). Meanwhile, Ethan gets some unexpected help from Hecate (Sarah Greene). Dr. Frankenstein (Harry Treadaway) and Dr. Jekyll (Shazad Latif) hatch a plan. Vanessa's relationship with Dr. Sweet (Christian Camargo) grows but, unbeknownst to her, evil forces are tracking her every move.