Adele reveals to Louise that David had an affair with a woman in Brighton before they moved to London. This seed of doubt makes Louise increasingly suspicious of David's motives.
While this episode focuses on the immediate drama, it sets the stage for the series' famous supernatural twist.
The episode concludes with a haunting visual: a zoom into the bottom of a well, where Rob’s bloodied body lies motionless. Critical Context & Spoilers
If you are interested, I can provide a more detailed breakdown of or explain the exact mechanics of the body-swap ending . Let me know how you'd like to proceed!
You can watch the full series on Netflix .