Sean sees visions of his dead son after a teenage friend dies on a surfboard outing. Jason, JD, Leigh and Carrie are forced to have Jenna on their team in a lifeguard competition.

A millionairess is vacationing in Hawaii with her husband who dies while swimming. Complicating matters is a new police chief who is giving Sean more problems. As Sean attempts to unravel the mystery of the murder, she accuses him of molesting her on the beach and draws the ire of the new police chief.