In2015,SpanishenvironmentalistspostedavideoshowingadolphintrainermistreatinganimalsatthedolphinariuminMallorca.Itpromptedaninternationalscandal,becausethetrainerinquestionwasJoséLuisBarbero,whohadjustbeenappointedasvicepresidentattheprestigiousGeorgiaAquariuminAtlantaintheUS.Barberohadareputationasavisionarytrainerwho,overthedecades,radicallychangedtheworldofdolphinshows.Thisisamanwhodemandseverythingofhimself,hisstaffandhisanimals.Wasthevideoanindictmentoftheentiresystemoradeliberateattempttodestroythereputationofoneperson? TwoworldscollideinTheLastDolphinKing.Ononesidestandsthelucrativeentertainmentindustry,whichtreatsintelligentanimalsasvaluablecommodities.Ontheotheraretheanimalrightsactivistswholaunchanall-outattackonthemanandthesectorherepresents.WhenBarberoisreportedmissing,wediscoverthathispastisascomplexashispersonality.Eyewitnessesdescribeamanwhowasincreasinglytrappedinanindustrywithoutafuture.