The mysterious death of Mitch's uncle, and the cryptic will he left, finds Mitch, Hobie, Eddie, and Shauni travelling to California's gold country for a whitewater rafting adventure they'll remember the rest of their lives, which unfortunately may not be very long. Meanwhile at Baywatch headquarters, rookie lifeguard hopefuls participate in the annual qualifying swim.The mysterious death of Mitch's uncle, and the cryptic will he left, finds Mitch, Hobie, Eddie, and Shauni travelling to California's gold country for a whitewater rafting adventure they'll remember the rest of their lives, which unfortunately may not be very long. Meanwhile at Baywatch headquarters, rookie lifeguard hopefuls participate in the annual qualifying swim.