The latest episode of Westworld season 4 has been described by fans as the HBO show's best since season 1. Full of shock reveals, 'Generation Loss' pulls the rug out from under its audience and confirms that they've been watching two timelines play out simultaneously – something that has deep repercussions for the human race and Aaron Paul's Caleb Nichols, in particular.
As viewers rush to social media to sing episode 4's praises, showrunner Lisa Joy has broken down some of its biggest twists, and elaborated on big bad Charlotte Hale's "nefarious plan." Be warned, things are about to get spoiler-heavy.
To recap, in their attempt to evade the murderous Man in Black, Maeve (Thandiwe Newton) and Caleb (Aaron Paul) stumbled across some sort of control room below the mobster park they'd hidden themselves in. Via monitors, the pair watch as a group of humans appear to do things against their will. The subjects' final tasks? Kill themselves. Believing his young daughter Frankie was one of the human captives, Caleb broke into one of the chambers, only to find that Frankie was actually a host, and full of flies that then entered Caleb's body and started trying to control him.
In episode 4, Hale (Tessa Thompson) explains to an incapacitated Caleb that she is using the sound-controlled flies – or parasites – to enslave the human attendees of the 1930s-set Temperance attraction. "She starts by testing it out in the park, but it’s also the ultimate place to start a plague from, because people from all over the world would go to Westworld, and then they bring that disease home with them," Joy elaborated in a new interview with The Wrap (opens in new tab). "Nothing beats empathy quite like literalism when you're literally put in the
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