MitchBuchannon,Hobie,EddieandShaunitraveltonorthernCalifornia'sruggedgoldcountry,withC.J.astheirguide,toinvestigatethedeathofMitch'sprospectorunclewheretheyfindanoldtreasuremapleadingtoavaluablegoldnuggetalongaroughriver.BackatBaywatch,twonewrecruitsshowupforrookietrainingseasonwhoarethewealthyandspoiledteenMattBrody,andlowerclassswimchampionSummerQuinnwhomovestoCaliforniawithherdivorcedsinglemotherlookingtoescapefromanabusivepast.