Lifeguard and marine biologist Megan is tricked into rescuing a fisherman who appears to have fallen off a rock jetty. When she finds out that she has been set up, it's too late. He pulls a knife and tries to rape her. Megan hits him in the crutch and manages to get away by swimming away from the beach. When Mitch arrives, the fisherman leaves. Megan just tells Mitch that she took an extra long work out. But Mitch is suspicious and when the same man attacks a French stewardess, he tells her she isn't the right one. Harvey rescues the stewardess. When Mitch finds out what the fisherman said, he starts thinking about Megan. When Megan starts having nightmares about the incident, she tells Mitch the truth. In order to catch the fisherman, Megan acts as bait. But when Mitch and Garner head towards the restroom to capture a man they think is the fisherman, the real one drags Megan under the pier. Mitch comes to the rescue and Garner escorts the fisherman to prison. Harvey befriends the Fren (thetvdb.com)