Claireissureofherself,herworkandfamily,until-likeabaddream-herhusbanddisappears,leavingatrailofpuzzlingsecretsthatshatterhercertainty.ThreeweeksafterClaire’shusbandhasmysteriouslydisappeared,thepolicehaveendedtheirinvestigationandhersonisbeginningtogrieve.Theonlypersonwhohasn’tgivenupisClaire.Soonshediscovershistroublingsecrets,includinganalluringyetmanipulativegraduatestudentwithwhomhehadformedaclosebond.Asshedigsdeeper,Clairebeginstolosehergriponhowwellshetrulyknewherhusbandandquestionsherownidentityintheprocess.ClaireinMotiontwiststhemissingpersonthrillerintoanemotionaltakeonuncertaintyandloss.