Season3followsthefortunesofayoungU-boatcrewastheyengageintheBattleoftheAtlantic,arehunteddownbyanobsessedRoyalNavyCommander(RayStevenson)andaresentonadangerousmissiontotheSouthernHemisphere.TogethertheyformstrongpersonalalliancesunderthecommandofRobertEhrenberg(FranzDinda)影片采用冷静的艺术态度。影像修复技术让历史再现更完整，全彩处理丰富画面信息，画面技术增强空间感。技术运用保持适度，整体色彩追求真实。整体场面注重意义传达。色彩运用体现严谨精神，声音创作追求内敛效果。　　AndyetEhrenberg'sthoughtsremaininKiel,wherehehasdevelopedfeelingsforGreta(ElisaSchlott).Theyoungmotherismarriedtoamanwhoisseriouslyinjuredandsufferingfromwarneurosis.AlsoinKiel,WilhelmHoffmann'sdaughterHannie(LuiseWolfram)istrappedinalovelessmarriagetoCommanderAlbrechtLessing(FlorianPanzner),abitter,emotionallydistantman.Hanniesuffersunderthetightconstraintsofherstatusandthesocialexpectationsthatgowithit.WhenshemeetsthecharmingsubmarinecommanderSchulz(PierreKiwitt),sheisplayingwithfire.　　MeanwhileintheexoticclimesofneutralLisbonwheretheexiles,spiesandcriminalsofEuroperubshoulderswitheachotherandtheirenemies,HagenForster(TomWlaschiha)discoversalethalplottostealafortuneinplunderedwartimegold.ThesediscoveriesandaspectsofhisownhistoryderivingfromdarkexperiencesontheEasternfront,leadhimtoquestionhisownactionsandmoralpath.TheyalsoleadhimtoashadowyfigurecaughtupinaconspiracythatmightchangethecourseoftheWar-forthebetter.Thatman,verymuchchangedbyhisownshatteringexperiences,isKlausHoffmann(RickOkon).Thesetwohistoricallybasedstrandscometogetherinanunexpected,thrillingfinale.