Captain Sonny and the team face their most dangerous rescue yet when a minefield is discovered on the ocean floor. Meanwhile, on the beach, a hugely popular influencer will do anything to capture viral content for her massive following.
After stealing a cracked canoe, the team searches for two missing teens stranded at sea. Will clashes with District 7's new member, while Em gets an unexpected visit from her estranged mother.
Lifeguards face hazardous ocean conditions. Sonny appoints Laka as acting lieutenant. Kainalu's father urges him to leave shift for his political campaign.