Jason becomes smitten with a volleyball player who has a heart disorder. Jenna takes advantage of the tension between Sean and Leigh.

Zack endangers JD and Kekoa during a rescue and is placed on suspension. Complicating matters is Jenna who shows up and takes possession of a Scarab and two Jet Skis. While Zack is on suspension, he meets a mysterious woman who has him on a new path. Finally, Kekoa, after realizing how close JD came to losing his life during Zack's rescue, starts to realize she's falling in love with JD.