Claireissureofherself,herworkandfamily,until-likeabaddream-herhusbanddisappears,leavingatrailofpuzzlingsecretsthatshatterhercertainty.ThreeweeksafterClaireshusbandhasmysteriouslydisappeared,thepolicehaveendedtheirinvestigationandhersonisbeginningtogrieve.TheonlypersonwhohasntgivenupisClaire.Soonshediscovershistroublingsecrets,includinganalluringyetmanipulativegraduatestudentwithwhomhehadformedaclosebond.Asshedigsdeeper,Clairebeginstolosehergriponhowwellshetrulyknewherhusbandandquestionsherownidentityintheprocess.ClaireinMotiontwiststhemissingpersonthrillerintoanemotionaltakeonuncertaintyandloss.