简介：AfterprominentpsychiatristSirAlingtonWestisshotinhishome,suspicionfallsonhisnephewandheirDermotWest.EarlierthateveningtheyhadbothbeenaséancehostedbyJackandClaireTrent.Theonlymessagethemediumhadforthemwasnottogohome.SirAlingtoninvitedhisnephewinforanightcapandsubsequentlyrevealedthathewasattheTrentsinaprofessionalcapacity.HehasconcludedthatClaireTrentisseverelydisturbedandneedstobeputaway.DermotisquiteinlovewiththewomanandthreatenshisunclewithinhearingdistanceofSirAlington'smanservant.ThepolicefindthemurderweaponinDermot'shomebuthesetsoffintothefog-boundnighttofindhisuncle'skiller.…