Penny Dreadful Season 1 Episode 8 “Grand Guignol” opens up with Vanessa and Malcolm speaking in the mansion about Mina’s whereabouts . There, Vanessa explains to Malcolm that she has had visions of the vampires and Mina inside the Grand Guignol theater. Malcolm tells Vanessa he would do anything to save his daughter, and he will do whatever it takes to put her out of her misery.
Soon afterwards, Dorian arrives at the mansion so that he can speak with Vanessa as they have not spoken in several weeks since Vanessa’s possession. He tells her that since her “illness” he has spent his time traveling over and around Europe. However, his charm evokes little emotions from Vanessa, leaving Dorian quite bewildered. After turning down several date invitations, Dorian asks her to meet him at the botanical garden later on in the day.
We catch up with Ethan who is bedside with an extremely sickly Brona as she can barley muster up the strength to speak. After finishing a prayer, he sets out in search for the good Dr. Frankenstein. However, at the same time, it becomes apparent that Ethan is a wanted man withtwo American men from a far keep a watchful eye.
After purchasing a powerful automatic handgun, Malcolm runs into Madame Kali (who you might remember from the seance scene). After discussing firearms and expeditions, the two flirt before Malcolm lies, saying that he hasn’t seen much of Vanessa since that night at the seance.
Back at the theater, Caliban is overseeing a practice scene between Vincent, Maud, and Simon. After messing up the ropes, Simon berates Caliban by calling him a monster and a menace. After storming off, Vincent assures to Caliban that he should not worry about, declaring “Show business, all bitches”.
In the basement, Maude brings Calivan an orange and apologizes for Simon. After discussing the book he left for her, she kisses him on the head, leaving him smiling and on cloud nine. Later on, Caliban douses his face with makeup to make himself more presentable. He then startles Maud by bringing her back an orange. After realizing it is him, she lets out a laugh at his face being drenched in the makeup.
After attempting to dismiss him, she realizes that Caliban has been spying on her for some time now. However, Caliban presses onward, violently grabbing her by the neck and kissing her before exiting the room in at his own horror. This action later forces Vincent’s hand as he is forced to fire Caliban. Before, leaving Vincent and Caliban share a touching moment as the hug.
After Malcolm admits to Vanessa that he would sacrifice her to save his daughter, Ms. Ives heads out to the garden to meet with Dorian. She explains to him that they can not see each other anymore as he unleashes something quite dangerous in her. She leaves him with a farewell kiss as he stands in the garden, alone and rejected for the first time in his life.
With nowhere to go, Caliban returns to Victors, who is none to pleased with his abandoned son. With his back to Victor, Caliban tragically monologues his anguish and heartbreak. At the same time, Victor is aiming a gun to the back of the creature’s head.
At this moment, a distraught Caliban tells Victor to pull the trigger as he would rather be dead. However, Victor does not and instead places his hand on his shoulder. At the same time, Ethan arrives and calls the doctor down so that he can help him with Brona.
Back at Bronas bedside, Vincent explains to Ethan that she would be gone soon. He has Ethan go out and fill a pail of water for him. When he leaves, Victor speaks with Brona. He tells her not to be afraid, and tells her that he believes in a place between life and death. He tells her that it is a place of glorious rebirth.
At this time, he smothers her with a pillow, killing her and ending her suffering. After the deed is done, Ethan returns heartbroken. Vitor assures Ethan that the passing was one of ease and not to worry, as he will take care of the body.
A distraught Ethan takes his woes to the bar. There, the two American men from earlier confront him. They tell him that the have been sent by his father as they are there to retrieve him and bring him back stateside. After pulling out some chains, the tell Ethan things can be done the hard way or easy way. Calmly, Ethan stands up and chooses the former by easily beating the hell out of the two before leaving.
Ethan later meets up with Victor, Malcolm, Sembene and Vanessa at theater. The scour the building until they spot a vampire creature hanging above them. Suddenly, female vampires spring out from everywhere and attack the group. The group defend themselves for a bit but it becomes apparent that they are outmatched.
The larger vampire creature approaches Vanessa, but he is killed by Malcolm by having his heart impaled with a blade. After stabbing it again, the creatures dies and the female vampires disperse.
On the stage, Mina appears before them and embraces Vanessa. However, her eyes quickly turn black as she holds Vanessa hostage by the throat. She tells the group threats of the master. As Malcolm calls out for his daughter, he realizes that she is gone.
As Vanessa is about to be bit, Malcolm shoots Mina in the shoulder. After pleading with her father not to kill her as she is his daughter, Malcolm pulls the trigger and tells her he already as daughter.
Back at the mansion a distraught Malcolm hides his emotion, telling Vanessa they should decorate the house with a Christmas tree. They smile as he breaks down before embracing Vanessa, who is now the only form of a daughter he has left.
At Victor’s lab, the doctor reveals to Caliban the body of Brona who is to be his bride. He is overjoyed as Victor begins to slice into her cold body.
At a bar, Ethan is once again approached by the two men who assure him they going to take him back the hard way like monkey in chains. Ethan then begins to howl over in agony. As the two continue to call him a monkey and mock him, Ethan transforms into a werewolf under the full moon’s glow. Wolfman Ethan attacks the pair, spraying blood all over the bar and he shreds them up.
In a church, Vanessa speaks with a priest. She asks him to perform an exorcism on her so that she can be free of her inner demon. He tells her it can be done, but much like being touched by god, a touch from the devil can also bring a certain aspect of glory. Her asks her “Do you really want to be normal?”. Vanessa thinks this over as the finale cuts to black.