Plot summary
Vanessa grows increasingly infatuated with Dorian. Victor and Professor Van Helsing study Fenton's blood, hoping to manufacture a cure. Sir Malcolm and Victor come face to face with a vampire; Fenton is killed in the ensuing conflict. Concluding that Fenton had allowed himself to be captured, Sir Malcolm and Vanessa discuss the probability that Mina is too far gone to save. Unnerved at seeing Ethan so comfortable around Dorian and Vanessa, Brona ends her relationship with him, citing her terminal illness. Heartbroken, Ethan drowns his sorrows with Dorian, culminating in a sexual encounter.
Credits
Adapted from Wikipedia contributors, List of Penny Dreadful episodes. HTML formatting and reference markers removed.