Sewell Whitney

The BAU team search for a killer who telephones the authorities before committing his crimes. As Rossi prepares for a visit with his daughter, he receives news concerning the death of an old friend.

After Ducky is attacked by a man claiming to have information about his half-brother, who died decades ago, Gibbs's team searches for the perpetrator, as Ducky recalls the final emotional days he had with his sibling.

McGarrett's first date with Lynn turns deadly when they are targeted by a mob boss; Chin and the team race to prevent a murder.

A whistleblower desperately wants to reach out to his son, but is convinced that someone is after him. The team work fast to protect him.

The Pearsons gather for Kate and Toby's wedding; Kate experiences a rush of memories about Jack; Deja finds it hard to adjust to her new living situation.

Juliette makes the brave decision not to apologise for her behaviour during her induction ceremony into the Grand Ole Opry. Meanwhile, Luke and Rayna encounter a music retail power player.