INTHELANDOFBROTHERSistheintertwinedstoryofAfghanrefugeesofIran,inthreedecades.Startingin1990,thereisaten-yeargapbetweeneachepisode.Masoumeh:AnAfghanwomanissearchingforhermissinghusbandwhohasn'tcomehomeintwodays,inthemiddleofariotinMashhad.HerdaughterHaniehislosingherhearingandwonderswhereherfatheris.Mohammad:AteenageAfghanboyisconstantlybeingcapturedbythepoliceandtakentothestationforforcedlabor.Hisfamilyworksprecariouslyingreenhouses,andheneedstofindasolutiononhisown.Leila:Afemalejanitorfindsherhusbanddeadbeforethenewyear'sbigcelebration.AssheandhersonareillegallylivinginIran,sheneedstoburyherhusbandwithoutthehouseownersnoticing,otherwiseshemightbedeported.Qasem:ThebrotherofLeilafindsouthissonhadbeenkilledinaproxywarinSyria.ThegovernmentwantstograntcitizenshiptotheAfghanfamiliesthat'velostsons.ThemanstrugglestorevealthistohiswifeHanieh.