Episode #1: "The Original" - October 2, 2016
Teddy and Dolores, two romantically-linked robotic hosts of theme park Westworld, are attacked by the Man in Black, a mysterious human guest who is searching for a maze. When the hosts begin behaving strangely, Bernard traces the problem to errors in Dr. Ford's reverie code. Cullen orders Hector and Armistice's attack on the town brought forward to cover for the removal of all the affected hosts. Dolores' father Peter finds a photograph that a newcomer left behind and malfunctions. When Dr. Ford interrogates him, Peter quotes Shakespeare and vows revenge upon his creator. Peter is retired from service. Dolores is interrogated and found to be functioning normally. She is wiped and relives her day with a new father, but unknown to management breaks her programming to casually kill a fly.
#2 "Chestnut" - October 7, 2016
Logan and William come to Westworld for a good time, but the latter is reluctant to indulge. Though Bernard secretly questions Dolores to make sure nobody has tampered with her, Dolores' contact with procuring madame host Maeve results in her malfunction as well. Maeve is taken in for maintenance but unexpectedly awakes and witnesses damaged hosts, including Teddy, being hosed down. The Man in Black abducts outlaw Lawrence from his own hanging, demanding that he tells him the location of the maze. Lawrence's daughter gives him his next clue. Ford vetoes Sizemore's new narrative calling it cheap titillation that underestimates the guests. They will use Ford's narrative instead.
#3 "The Stray" - October 16, 2016
William drags Logan off on a bounty hunt. Dolores asks Teddy to teach her to shoot, but her programming prevents her from firing a gun. Ford changes Teddy's backstory for his new narrative, in which he is pitted against rogue outlaw Wyatt. Ford also tells Bernard about his old partner Arnold who died in Westworld after trying to make the hosts conscious. Bernard is worried about the effect their conversations have had on Dolores but she promises to keep quiet and follow her loop. Elsie and Stubbs are sent to capture a stray host. They find him trapped in a ravine and when Stubbs tries to retrieve his head, he wakes up and attacks them before smashing his own head in with a rock. Dolores is attacked by bandits at the homestead, one of whom drags her into the barn to rape her. She steals his gun but is unable to shoot him until she sees him as the Man in Black. Dolores escapes, stumbles into William and Logan's campsite and collapses in William's arms.
#4 "Dissonance Theory" - October 23, 2016
Logan wants to finish the bounty hunt and mocks William for bringing Dolores along. Meanwhile, the Man in Black is hunting snakes and finds Armistice with her snake tattoo. He breaks Hector out of prison for her, and she tells him that the tattoo represents all the men she has killed in revenge for the massacre of her village, and that the last piece will be for Wyatt. The Man in Black sets off after Wyatt, rescuing a tortured Teddy. Theresa takes over the investigation into the stray, not trusting Elsie and Bernard. She meets Ford about his new narrative, but he flaunts his power over Westworld and warns her not to interfere. Maeve is having visions of wiped memories, and during Hector and Armistice's attack on the town she finds a bullet in her unscarred belly with Hector's assistance, proving that her visions are real. They kiss passionately as the sheriff bursts in and opens fire on them.
#5 "Contrapasso" - October 30, 2016
Elsie discovers that the stray has been transmitting information outside of the park to an unknown party. On his journey to find Wyatt, the Man in Black kills Lawrence. He is then confronted by Dr. Ford, who assures him that he will not stop his efforts to find the maze. Dolores, William, and Logan travel to the town of Pariah, where they meet criminal gang leader El Lazo, a.k.a. Lawrence, who tasks them with stealing a wagon of high explosives from the army, a mission they complete successfully. Dolores realizes El Lazo intends to keep the explosives for himself rather than selling them. The ex-Confederates realise this, and apprehend Logan while William and Dolores flee. Maeve awakens in the control center and tells a technician that she wants to talk.
#6 "The Adversary" - November 6, 2016
The Man in Black and Teddy continue their journey to find Wyatt. At a Union Army outpost, the soldiers recognize Teddy as an accomplice in Wyatt's massacre of his unit. Teddy escapes by killing all of the Union soldiers. Lee, distraught over Ford rejecting his narrative, drunkenly disrupts park operations by urinating in the control room. He is interrupted by Theresa, who introduces him to Charlotte Hale, a Board representative sent to observe park operations. Theresa breaks off her relationship with Bernard. Bernard finds out that Ford has secretly been keeping a family of hosts. Elsie continues to investigate the glitches and warns Bernard that Theresa has been smuggling data out of Westworld, and that the first generation hosts have been re-programmed by someone calling themselves Arnold. However, she is abducted by an unknown assailant. A child host kills his dog, telling Ford that Arnold told him to. Maeve threatens and bends Felix and Sylvester to her will and convinces them to change her programming. The duo set her awareness rating to its maximum limit.
#7 "Trompe L'Oeil" - November 13, 2016
It is revealed that Theresa and Charlotte are both secretly stealing Dr. Ford and Bernard's research for the board so that they can oust Dr. Ford from the park without fear of him destroying his work in retribution. They engineer an event to demonstrate that Dr. Ford's updates make the hosts violent and uncontrollable in their narratives. Bernard is blamed for the update of untested faulty code and is fired as result. William and Dolores grow closer; he realizes that the park is not meant to cater to a person's base desires, but to reveal their true character. The train is then attacked by the Confederados, forcing William, Dolores, and Lawrence to flee. They are saved when the Confederados are ambushed by the Ghost Nation. They reach a canyon and part ways with Lawrence. Meanwhile super-intelligent Maeve finds Clementine retired by the staff. Maeve decides to use the two technicians and escape the park. Bernard takes Theresa to Sector 17; inside a hidden lab she finds design plans that reveal Bernard is a host. Dr. Ford appears, reiterates to Theresa that he has complete control over the park, regardless of what the board thinks, and instructs Bernard to murder Theresa.
#8 "Trace Decay" - November 20, 2016
Dr. Ford has Bernard stage Theresa's death to look like an accident. With Theresa dead, Charlotte recruits Lee to help her smuggle data out of Westworld. Maeve convinces Felix to give her the ability to control other hosts, and slits Sylvester's throat as punishment for trying to kill her before having Felix save him. Maeve then suffers more visions of her past life with her daughter and reflexively kills another host, prompting the park staff to retrieve her for a diagnostic. William and Dolores finally reach their destination, where Dolores has more disturbing visions and realizes that Arnold wants her to remember something before they are captured by a band of Confederados led by Logan. Teddy receives a flashback of the Man in Black attacking Dolores and interrogates him. The Man in Black explains he came to Westworld to find purpose before he and Teddy are captured by Wyatt's cultists.
#9 "The Well-Tempered Clavier"
November 27, 2016
Maeve reveals to Bernard that he is a host and convinces him to let her back into the park, where she meets Hector and convinces him to help her escape the park. Bernard confronts Ford and forces him to restore all of his memories, and discovers he is based on Arnold. Logan cuts open Dolores' belly to show William she is not real, and she cuts Logan in the face in response. She manages to escape him and run away, finding that the cut Logan made is suddenly gone. Logan makes amends with William, but then awakes to find that William slaughtered all of the Confederados; William threatens Logan into helping him find Dolores. Teddy receives a flashback of himself killing Angela before Angela kills him. Charlotte meets the Man in Black and tries to gain his assistance in removing Ford. Ashley investigates suspicious activity in the park and is ambushed by Ghost Nation warriors. Dolores returns to the abandoned town and has a vision where she realizes she killed Arnold. She then encounters the Man in Black. Bernard attempts to rebel against Ford, but Ford uses a backdoor in Bernard's code to force him to commit suicide.
#10 "The Bicameral Mind" - December 4, 2016
The Man in Black tries to get Dolores to tell him where Wyatt and the center of the maze is, and then reveals that he is in fact an aged William. Dolores then remembers that Arnold ordered her to kill him and destroy the park, and that she is in fact Wyatt. She attempts to fight back and is rescued by Teddy, where they flee to a distant beach. Dolores dies in Teddy's arms, though it is revealed to be all part of Ford's narrative. Disappointed that he hasn't found the center of the maze, William is invited by Ford to attend the inauguration for the new narrative. Meanwhile, Maeve enlists the aid of Hector and Armistice to help her escape from Westworld. Along the way, they find Bernard's corpse and Felix repairs him. Bernard warns Maeve that her desire to escape the park has also been programmed into her. Regardless, Maeve continues with her plan, leaving Hector and Armistice behind to battle the park's guards. As she begins to board the train, Maeve has second thoughts and stays in the park to find her daughter. Back in the park, Dolores and Bernard confront Ford. Ford reveals that he regretted being partially responsible for Arnold's death and came to desire to free the hosts as well, and has spent the last 35 years preparing all of the hosts to be able to fight back. He then gives a speech in front of Charlotte and a crowd of guests criticizing them for their treatment of the park, and he has one last narrative. Dolores then shoots and kills Ford while an army of reactivated hosts emerge from a nearby forest.