EccentricscientistHarperlivesinaspookymansionwithallthetrimmings:hiddenlab,secretpanels,inscrutablebutler,andgreedyrelativeswithunusualtalents.WhenHarperseemstobemurdered,CharlieChan(withtheuninvitedhelpofNo.4son)triestoanswersuchquestionsasWhere'
sthebody?Howcanadeadmanwalk?Andhowcanasecretmurderbedoneinfullviewo...