It’s 2021, and prominent South Carolina lawyer Alex discovers his wife Maggie and son Paul murdered outside their home. Flashing back three years earlier, Maggie throws a party while Alex pursues a new business venture, and Paul has a wild night.

Alex attempts to control the narrative of the boat crash, while Maggie contends with the severe consequences of Paul's actions. A young reporter, Mandy, takes an interest in the Family.

To escape the negative attention brought on by Paul’s legal issues, Alex takes the family on a luxury Caribbean vacation where truths are revealed and troubles arise.

As Paul and Maggie struggle with Gloria’s absence, Alex continues to deal with fallout from the boat crash. Mandy uncovers a new case with alleged ties to the Murdaughs.

The Family attends Hampton’s Annual Watermelon Festival where Alex is confronted by the consequences of his behavior. Mandy publishes an article that implicates one of the Murdaugh boys.

Maggie finds joy in life outside of Hampton while Paul embraces his newfound sense of responsibility. Alex struggles to process the news of his father's deteriorating health.

Following the shock of the double murder, the investigation intensifies. Attention shifts as authorities begin to uncover Alex's rampant financial theft and fraud, which provided a desperate motive for the killings.