A morning hangout on the beach almost turns deadly for a groupof college kids when two of them get trapped in a collapsedsandpit. Meanwhile at sea, Sonny, Will, and Laka race torescue people stranded after a shark attack. During a rescue,Em catches the attention of Fire Captain Sean Harimoto, andWill learns if he made the cut for the firefighter job he hasbeen pursuing. Hina makes a move with Kainalu, and Sonnyattends Zion's memorial fundraiser and attempts toreconnect with his sister for the first time since the funeral
