三个朋友-阿德里安，夏洛特和维克托-前往挪威的荒野探索一个洞穴他们都有这方面的经验并且计划得很好。但关键的是关系问题-夏洛特与阿德里安在一起，但她和维克多曾经是一对夫妇而且他仍然对她有感情-这使探险变得复杂。此外，有人似乎也在追随他们，即使在山洞里也是如此。

　　Season 2 begins 13 months after the events of the first season. A coastal tanker leaves the Öresund waterway and is headed straight for the Øresund Bridge. When the Coast Guard board the ship they discover there is no crew, and three Swedish and two Dan

A young art student loses her creative confidence. Her troubled lecturer struggles with dark visions which seem to inhabit his eerie paintings. Following his mysterious disappearance their fates intertwine on a hazardous journey of self-discovery across uncharted waters among strange and otherworldly beings.

　In the near future, Norway is occupied by Russia on behalf of the European Union, due to the fact that the newly elected environmental friendly Norwegian government has stopped the all important oil- and gas-production in the North Sea

Young immigrant Ivan works in London as a taxi driver. Just when he thinks he is the most happiest man on earth, he looses everything.

Whenawell-knowngendertheorist,andownerofCopenhagen’sfirstgender-neutralpreschool,isfoundmurderedataconstructionsiteinMalmö,SagahastocooperatewithanewDanishcolleague,Hanne,whohasdifficultyacceptingSaga.

Inthefourthseason,awomanisfoundbrutallymurderedonasmallartificialDanishislandclosetotheØresundBridge.ThewomanisMargretheThormod,Thormod,DirectorGeneraloftheMigrationAgencyinCopenhagen,whowasrecentlyembroiledinadeportationscandal.DanishdetectiveHenrikbeginstoinvestigatethemurderwithouttheinvolvementofSaga,duetothefactthatshehasnowbeenimprisonedforthemurderofhermother.Henrikismissinghiscolleagueandwantstovisitherasoftenaspossiblesoshecanhelpwiththecase.However,herpredicamentrendersherunabletohelp.Henrik’ssearchforhismissingdaughtersisalsofrustratedbySaga’simprisonmentandhegetsclosetogivingup.

Season2begins13monthsaftertheeventsofthefirstseason.AcoastaltankerleavestheÖresundwaterwayandisheadedstraightfortheØresundBridge.WhentheCoastGuardboardtheshiptheydiscoverthereisnocrew,andthreeSwedishandtwoDanishyouthsarechainedbelowdeck.SagaNorén,CountyPolice,Malmö,isputinchargeofthecaseandcontactsMartinRohde,whoisstillhauntedbythedeathofhisson.Soonitturnsoutthechainedyouthswerejustthebeginning...Someonewantstodirectourattentiontothechangingclimateandtheuseofourplanet’sresources,andwillstopatnothingtodoit.Itallturnsintoaraceagainsttheclocktopreventadisasterwheremanylivesareatstake...