Season4,Episode1:FunRu导演采用平实的艺术表达。影像修复技术为历史研究提供支持，全彩处理让历史更加生动，画面呈现增强真实感。但技术使用保持克制，整体色调追求历史真实。整体场面注重人文意义。色彩运用体现严谨理念，声音设计追求内敛风格。　　OriginalAirDate—27September2007　　MichaelaccidentallyrunsoverMeridithintheparkinglot,andhisguiltcauseshimtoorganizea5-Krunforher.DwightandAngelahaveafalling-outafterhekillshercat,andtheJimandPam'srelationshipisdiscovered.　　Season4,Episode2:DunderMifflinInfinity　　OriginalAirDate—4October2007　　MichaelfeelsthreatenedwhenRyanreturnstotheScrantonofficetosharehisideasaboutthefutureofDunderMifflin.JimandPam'srelationshipissharedwiththeentireoffice,whileAngelaandDwight'srelationshipisontherocks.　　Season4,Episode3:LaunchParty　　OriginalAirDate—11October2007　　TheDunderMifflinInfinitywebsiteislaunchingandMichaelisexcitedaboutgoingtothebiglaunchpartyinNewYorkwhileAngelaplansasatellitepartyfortheScrantonbranch.Meanwhile,Dwightcompetesagainstthewebsitetoseewhocansellthemostpaperinoneday.　　Season4,Episode4:Money　　OriginalAirDate—18October2007　　AsJanrenovatesthecondo,Michaelconfrontshisgrowingdebteverywayhecan,whichincludespressuringhisemployeesforaloan.PamandJimspendanightoutonDwight'sfamilyfarm,nowabedandbreakfast.　　Season4,Episode5:LocalAd　　OriginalAirDate—25October2007　　MichaeltriestomakealocalDunderMifflincommercialthatisbetterthantheonetheprofessionaladagencymadeforthem.Meanwhile,AndytriestoconfideinDwightabouthisnewrelationshipwithAngela.　　Season4,Episode6:BranchWars　　OriginalAirDate—1November2007　　MichaelandDwighttrytoplayaprankonKaren,whoisnowmanageroftheUticabranch,aftershetriestostealStanleyfromtheScrantonoffice.Meanwhile,Pam,Toby,andOscarstarttheirownexclusiveofficebookclub.　　Season4,Episode7:SurvivorMan　　OriginalAirDate—8November2007　　AfterMichaelisn'tinvitedtoacampingtripwithRyan,hesetsouttoprovethathecanbraveitoutinthewildernessbyhimself.Jim,whoisinchargeoftheofficewhileMichaelisgone,triestochangethebirthdaypartypolicy.　　Season4,Episode8:TheDeposition　　OriginalAirDate—15November2007　　MichaelisputinanawkwardpositionwhenJansuesDunder-Mifflinforwrongfulterminationandheisdeposedasawitness.Meanwhile,KellybeginssmacktalkingPamafterDarrylbeatsJimatpingpong.　　Season4,Episode9:DinnerParty　　OriginalAirDate—10April2008　　MichaelinvitesJimandPamandAndyandAngelatoacouples-onlydinnerparty,whichmakesDwightveryjealous.However,theonlythinghe'smissingisaringsideseattowitnessMichaelandJan'sextremelydysfunctionalhomelife.　　Season4,Episode10:ChairModel　　OriginalAirDate—17April2008　　KevinandAndyteamuptoreclaimthestolenDunder-Mifflinparkingspaces,whichforcesthemintoashowdownwiththeotherfivebossesoftheofficepark.Meanwhile,Michaelbecomesfascinatedbyawomenmodelingchairsinacatalog.　　Season4,Episode11:NightOut　　OriginalAirDate—24April2008　　MichaelandDwighttotoNewYorktopartywithRyan,whoishavinglotsofpersonalandprofessionalproblems.Therestoftheofficeemployeesworklate,andwindupgettinglockedinthebusinesspark.　　Season4,Episode12:DidIStutter?　　OriginalAirDate—1May2008　　MichaeltriestofigureouthowtorespondtoStanley'sinsubordinationduringameeting,andDwightbuysAndy'svehicleandimmediatelyflipsitformoremoney.　　Season4,Episode13:JobFair　　OriginalAirDate—8May2008　　Dunder-Mifflinparticipatesinahighschooljobfair,butfewstudentsareinterested.Jim,Andy,andKevinplayaroundofgolfwithaprospectiveclient.Backattheoffice,everyonebutDwightandAngelaleavefortheday.　　Season4,Episode14:Goodbye,Toby　　OriginalAirDate—15May2008　　Michaelthrowsanextravagantgoing-awaypartyforToby,andfallsinlovewiththewomanwhoisreplacinghim.JimplanstoproposetoPamattheparty,butgetsout-staged.Backatcorporate,Ryanisarrestedforfraud.