Inthefinalseason,JasonHayesstrugglestobalancehiswarrior’sexistencewiththeresponsibilitiesofsinglefatherhood.RayPerry,histrustedsecondincommand,questionswhetherhewillbeabletoleavethebattlefieldbehindashisretirementnears.Dedicateddoor-kickerSonnyQuinnbattlesagainstchangingtidesasJasonandRay’sshiftingfocusmeansthatotherteammatesmustshouldermoreresponsibility.BothOmarHamzaandDrewFranklinfinddivingintoworkaneffectivewaytodistancethemselvesfromtheirpasttraumas.VitaltomissionsuccessisLieutenantLisaDavis,ano-nonsenseofficerwhousherstheteamintoaneweraofwarfareagainstpowerfulrivalsforsupremacyontheworldstage.Rippedawayfromtheirlovedonesatamoment’snoticetobedeployedacrosstheglobe,Bravoteamremainsdedicatedtotheirduties.Eveninthefaceofoverwhelmingodds,theyknowthisisthepricetokeepthefamiliestheyleftbehindsafe.

　　在发现船长莎拉·兰斯(凯蒂·洛茨 Caity Lotz 饰)被外星人绑架后，剩余的传奇们必须设法将其拯救出来，于是他们找到了一名据说曾经遭受过外星人实验的埃斯佩兰萨·"斯普纳"·克鲁兹(利塞斯·查维斯 Lisseth Chavez 饰)，来试图找寻莎拉的具体位置。
　　而被绑走的莎拉，在外星飞船上发现了盖瑞(亚当·切赫曼 Adam Tsekhman 饰)的真实身份其实是一名外星人后，与其一起坠落到了一个未知的星球之上。