Ep 3. Part III

In The Sinner season 3 episode 3, titled Part III, Detective Harry Ambrose (played by Bill Pullman) continues to delve deeper into the case of Jamie Burns (played by Matt Bomer), a mild-mannered schoolteacher who has been involved in a fatal car accident. As Harry interviews the people in Jamie's life, including his wife and former college friend, he begins to suspect that there is more to the story than what Jamie has been telling them.

Meanwhile, Jamie struggles to keep his grip on reality as he starts to experience vivid hallucinations and flashbacks to traumatic events from his past. His relationship with his wife, Leela (played by Parisa Fitz-Henley), becomes strained as he becomes increasingly paranoid and erratic.

As the investigation heats up, Harry begins to uncover troubling details about Jamie's past, including a mysterious trip he took to Mexico with his former college friend. Meanwhile, Jamie's mental state continues to deteriorate, leading to a shocking confrontation with Leela that will have major consequences for both of them.

Part III is a tense and suspenseful episode that will keep viewers on the edge of their seats as the mystery of Jamie Burns continues to unravel. With solid performances from the main cast and a well-written script that keeps the audience guessing, it's a must-see installment that will leave fans eager for more.