NewlyqualifiedmidwifeMatthewBunting(DarrenBoyd)isexperiencingakindofre-birth,havinggivenuphislifeasapoliceconstableinhismid30sinthehopeoffindingsomethingmoremeaningful.Heistoowarmandcaringtobeacop.ArrivinginhisfirstjobasajuniormidwifeatEasthillParkMaternityUnit,Matthewmakesaninstantimpactonhisnewteammembers.TheyareledbyrecentlydivorcedseniormidwifeCaitlin(FayRipley),wittyandlikeablejuniormidwifeLisa(AislingBea),theextremelyno-nonsenseseniormidwifePat(LlewellaGideon)andnaïvetrouble-makerTash(JennieJacques).MatthewhascompanyfromhisformerpolicebuddyIan(PaddyMcGuinness)whogetssuspendedfromtheforceandlandsajobinhospitalsecurity,whilehisnemesiscomesintheshapeofseniorconsultantobstetricianLukeEdward(AlexMacqueen).Theteamhavetocontendwithteenageparents,a‘doubledad’whohastwopartnersinlabour,apregnantprisoneronrelease,anincognitocelebrity,amajortheftfromthedrugscupboardandanabandonedbaby.