《3d和值》故事的男主人公原是一名赌徒戒毒后从事保镖的工作赚钱还债对方敌人的时候他从不用枪只是依靠自己的拳头和锋利的武器在帮助一位遭受疯狂赌徒伤害的女性朋友复仇后他陷入了更大的危险之中As"Alone"entersitsfourthseason,thecompetitionseriesshakesthingsupwithanewtwist:thecontestantsaredroppedoffinaremotelocationaspairs.SevenpairsoffamilymemberstraveltoaruggedregionofBritishColumbia,wheretheyareseparatedanddroppedoffmilesapartfromeachother.Eachplayermustnavigatethewildernesstolocatehisorherpartner.Oncereunited,thelovedoneshavetocreatetheirownsheltersandforagefortheirfoodwhileovercomingroughweatherconditionsanddeadlypredators.Theyhavenothingmorethanthecontentsoftheirsmallbackpacksand10toolssplitbetweenthemtohelpwiththeirsurvival.Theyalsohaveenoughcamerageartorecordtheirexperiencesbecause--asinthepast--thereisnocameracrew.Thelastduostandingattheendoftheseasonisdeclaredthewinnerandtakeshomethe$500,000grandprize.纪录片以事实为依据旨在探索人体奥妙其中包括免疫系统是如何抵抗感染和疾病的、脊椎是怎样工作的、背痛如何才能减轻、怎样做才能使人们保持尽可能久的生育能力...