Harvey is feeding off the local panic, making a small fortune selling ""Creature in the bay"" T-shirts. Just when things start to calm down, the situation escalates when a fishing boat catches something huge in its net, and is pulled underwater by the mysterious entity below the surface.

A fisherman tricks new lifeguard Megan into rescuing him in order to attack her. When he continues to stalk her, Mitch has to find a way to stop him. Meanwhile, when Shauni suffers from lifeguard burnout, Eddie takes her on a romantic weekend getaway, which quickly turns passionate.

Two thieves lose their loot under a lifeguard tower and Shauni is swept off her feet by an eccentric beach poet.

Toxic waste, corporate greed, and a determined environmental spell trouble for the Baywatch lifeguards.

Mitch receives news of his uncle's death. He recruits Hobie, Eddie and Shauni to trek to northern California's rugged gold country where he learns his uncle may have found the golden boot. Eddie and Shauni are having problems in their relationship when Eddie is accepted into a year-long lifeguard exchange program in Australia.

Drew shoots at the raft. Shauni is taken hostage, and pushed off the cliff. After Eddie and Mitch save her, she finds out that she's not pregnant. Eddie proposes to her. Mitch climbs down with the help of a rope and finds the golden boot; Jed arrives at the trailer. Eddie marries Shauni and they move to Australia.

A woman from Mitch's past becomes one of his fellow lifeguards and stirs up memories for Mitch; Matt must contend with surfers wanting to take over part of the beach.