隔著起碼出了五福（fú）的關係❌單親媽媽夏（xià）天（楊冪 飾）作為物理研究所的（de）高級研究員與所長共同研究出可使（shǐ）生物體穿越蟲（chóng）洞（dòng）進行時間旅行的技術當研究有了突破性進展時兒子豆豆（張藝瀚 飾）卻被神秘綁匪崔琥（霍建華 飾）綁架為了挽救豆豆的生命夏天冒險用未完成的（de）粒子技術 返（fǎn）回1小時50分鍾前（qián）卻令（lìng）事（shì）情變（biàn）得（dé）更加複雜更遭遇到（dào）意想（xiǎng）不到的困局：要（yào）去麵對三個自己在時（shí）空旅行中的變異互博（bó）而崔琥的背後故事也漸漸浮出水麵……🐁As"Alone"entersitsfourthseason,thecompetitionseriesshakesthingsupwithanewtwist:thecontestantsaredroppedoffinaremotelocationsaspairs.SevenpairsoffamilymemberstraveltoaruggedregionofBritishColumbia,wheretheyareseparatedanddroppedoffmilesapartfromeachother.Eachplayermustnavigatethewildernesstolocatehisorherpartner.Oncereunited,thelovedoneshavetocreatetheirownsheltersandforagefortheirfoodwhileovercomingroughweatherconditionsanddeadlypredators.Theyhavenothingmorethanthecontentsoftheirsmallbackpacksand10toolssplitbetweenthemtohelpwiththeirsurvival.Theyalsohaveenoughcamerageartorecordtheirexperiencesbecause--asinthepast--thereisnocameracrew.Thelastduostandingattheendoftheseasonisdeclaredthewinnerandtakeshomethe$500,000grandprize.❌