The team uncovers a sinister plot by a private detention center contracted by the government to house undocumented immigrants; Lasalle and Sebastian travel to Alabama to search for Lasalle's missing brother.

The team investigates the murder of a JAG captain who was discovered at home by his daughter, the only heir to his large estate. Also, Sebastian is intimidated when he is put in charge of a team on his first day of Regional Enforcement Action Capabilities Team (REACT) training.

The team investigates the death of a Naval microbiologist whose hobby as a "myth buster" resulted in his death at the hands of a legendary bayou creature; Agent Khoury conducts an investigation into previous actions of Deputy Director Van Cleef.

When a Navy therapist with a high level of security clearance is murdered, Pride and the team discover that she was working around the system to get justice for victims of sexual assault. Meanwhile, Carter's mother confronts him when he refuses to talk to the FBI for a background check on her behalf, and Sebastian starts to form a bond with a key witness who was hit hard by the COVID-19 pandemic.

As Pride directs the team to link Sasha to the recent attacks in New Orleans, he must help Connor come to terms with who his mother really is. Also, Carter and Tammy search for a stolen highly trained military dog, and Pride and Rita make an important decision about their wedding.