Sisa Grey

A morning hangout on the beach almost turns deadly for a group of college kids when two of them get trapped in a collapsed sandpit. Sonny, Will, and Laka race to rescue people stranded after a shark attack. Em catches the attention of Fire Captain Sean Harimoto (guest star Ian Anthony Dale). Will learns if he made the cut for the firefighter job. Hina makes a move with Kainalu. Sonny attends Zion’s memorial fundraiser and attempts to reconnect with his sister for the first time since the funeral.

While McGarrett and Danny attend a couples retreat in Maui to work on their partnership issues, Kamekona's dangerous past comes back to haunt him.

The CSI team investigates when a body is dug up in the luau pit of a Hawaiian-themed hotel. Also, Internal Affairs begins to question Grissom and Sara's return to the crime lab.

As their wedding day approaches, Magnum and Higgins help a modern-day Robin Hood who, thinking she was helping a school obtain needed supplies, unknowingly stole illicit drugs. Also, Rick helps a retired soldier with the difficult task of re-entering the work force as a civilian.

Deeks is kidnapped by an associate of Kirkin’s (Ravil Isyanov) in need of his help and NCIS investigates the shooting of a militarized dolphin equipped with a Russian microchip. Also, Beale makes Nell an interesting offer and Hetty returns.