A beautiful jewel thief tricks Hobie into asking her to join him and the other lifeguards on a cruise to Alaska. On a cruise to Alaska, a brush with death intensifies the growing relationship between Mitch and Neely. On a cruise to Alaska, Mitch and Neely realize they're in love.

Comedian Jeff Altman guest stars as an annoying medical supplies salesman who drives the lifeguards crazy while they are quarantined at headquarters - a quarantine that is interfering with everybody's plans.