Mitch's former wife is planning to move to Ohio and wants to take Hobie with her. Upset over the squabbling that ensues, Hobie takes off with a friend and runs into pirates on a nearby island. Eddie and Shauni squabble after Shauni accidentally hurts Eddie.

An approaching tropical storm has the Baywatch lifeguards preparing for its effects but the presence of two wanted criminals cause unforeseen events. Eddie and Shauni rest. Hobie and a girl have storm parties.

A new lifeguard arrives at Baywatch and stirs up different emotions for the current staff. Jill and Shauni go into business selling sandwiches but find competition to be stiffer than expected.

Cort and Eddie go to a local water theme park to teach teenagers about lifeguard duties but one of them quickly resents Eddie's presence. At Baywatch, Hobie finds out that parents of his fellow students at school have a dim view of the occupation of lifeguarding and Shauni gets into trouble over her pinup magazine pictures.

A local business owner organizes a shark derby but the event quickly spirals out of control and leads Jill to run into the water to save a little boy but then is attacked by the shark.