JackLindenMarkRuffaloandHankEvansPeterKrausearebestfriendswhobothteachatthesameuniversityinasmallNewEnglandtownTheybothhaveyoungchildrenandJack'swife,TerryLauraDernisclosewithHank'swife,EdithNaomiWattsButwhilethingsappearhappyonthesurface,therearesmoulderingpocketsofdiscontentunderneathFinancialstruggleanddomesticboredomhasdrainedthepassionfromJackandTerry'smarriage,whileHank'snumerousinfidelitiesandselfabsorptionhaspromptedEdithtofindbothcomfortandsexualfulfilmentwithJackAsJackbeginsspendingmoreandmoretimewithEdith,itbecomesobvioustoTerry,whoseangerculminatesinasexualencounterwithHankNowthatthedeceptionhascomefullcircle,bothcouplesarelefttodecidethefuturesoftheirshatteredunions