ThepublicistClaudioandthehousewifeandchoralteacherHelenahavebeenmarriedformanyyeThepublicistClaudioandthehousewifeandchoralteacherHelenahavebeenmarriedformanyyears,buttheydonotunderstandandrespectthefeelingsandviewpointofthepartner.ClaudioseesHelenaasashopperand"littleteacherofachoral"andHelenaseesClaudioasaninsensitiveandroughman.OnthenightbeforethefiftiethanniversaryofClaudio,Mars,EarthandJupiterarealignedandClaudioandHelenaarguewitheachotherathomeandtheyspeakatthesametime"IfIwereyou".Onthenextmorning,whentheywake-up,theyhaveswitchedbodiesandtheyhavetofacethedifficultiesoftheotherintheagency,intheschoolandwiththeirfriendsandacquaintances.详情