AsAloneentersitsfourthseason,thecompetitionseriesshakesthingsupwithanewtwistthecontestantsaredroppedoffinaremotelocationaspairs.SevenpairsoffamilymemberstraveltoaruggedregionofBritishColumbia,wheretheyareseparatedanddroppedoffmilesapartfromeachother.Eachplayermustnavigatethewildernesstolocatehisorherpartner.Oncereunited,thelovedoneshavetocreatetheirownsheltersandforagefortheirfoodwhileovercomingroughweatherconditionsanddeadlypredators.Theyhavenothingmorethanthecontentsoftheirsmallbackpacksand10toolssplitbetweenthemtohelpwiththeirsurvival.Theyalsohaveenoughcamerageartorecordtheirexperiencesbecause--asinthepast--thereisnocameracrew.Thelastduostandingattheendoftheseasonisdeclaredthewinnerandtakeshomethe$500,000grandprize.
张绍刚,刘晓庆,向佐,张维伊,范志毅,呼兰,何广智,张纪中,MC热狗,步惊云,管乐,谢依霖,武艺,孟川,赵晓卉,毛衍七,艾福杰尼,米尔艾力,小奇,哈哈曹,颜安,耿大勇