 A massive earthquake strikes Southern California and leaves Gina s life hanging in the balance when her house collapses on her, while Cort and Craig are trapped out in the ocean. Meanwhile, Eddie nearly goes crazy when he realizes that he is the only one who can help a pregnant woman going into labor who is trapped with him at the headquarters. Garner, who hates the sand and surf to begin with, is forced to play lifeguard to fill in for several of the Baywatch team who are needed elsewhere for rescue attempts.