It’s1958andtroubleisbrewingintheCambridgeshirevillageofGrantchester.ReverendWillDavenport(TomBrittney)relisheshisroleasafirebrandvicar,willingtorocktheboatandchallengeconventionstohelppeople.Buttheveryrolehelovesputhimatoddswithhisownidealswhenhiskind-heartedcurate,LeonardFinch(AlWeaver)iscaughtupinascandal.Will’sbestfriend,DetectiveInspectorGeordieKeating(RobsonGreen),findshisprinciplesshaken,housekeeperMrsChapman(TessaPeake-Jones)isdistraught,andGeordie’swifeCathy(KaceyAinsworth)isdefiant.Withnewcrimesaroundeverycorner,andmoralityandlegalityatloggerheads,it’sgoingtotakeallofWill’sskillandempathytonavigatethesechoppywatersandhelptheonesheloves. Thisseriesissetinthelonghotsummerof1959andweddingseasonisinfullswingintheCambridgeshirevillageofGrantchester.AstheReverendWillDavenportuniteshappycouplesinholymatrimony,DetectiveInspectiveGeordieKeatingisbusyaseverinvestigatingarangeoflocalmurdercases.Withanewdecadejustaroundthecorner,thequestionofwhatthefutureholdsisoneveryone’sminds,notleastWill’s,butbeforethe50srolloverintotheswingingsixtiestherearesomecrimestosolveandsomelife-changingdecisionstobemadethatmightchangelifeinGrantchesterforever. 威尔的生活变得更好了。他与才华横溢的邦妮幸福地结婚，并即将成为一名父亲，但他的世界即将被一场可怕的事故所震撼。他一直在宣扬慈悲的上帝的话语，但现在他怎么能这样做呢，当他的绝望使他陷入危险的恶性循环时。乔迪在他和凯茜的关系中找到了新的满足感，但是当他们都在工作中面对震惊的公告时，他们新发现的幸福受到了威胁。当C夫人、伦纳德、杰克和丹尼尔聚集在一起时，威尔和乔迪都发现自己陷入了陌生的情感水域，谋杀总是近在眼前。 TomBrittney宣布这会是自己出演的最后一季，RishiNair加入饰演新牧师AlphyKotteram，并将在潜在的后续新季中接替主角位置。 
