▁summary ▁Nancy ▁D rew ▁is ▁on ▁a ▁four teen - day ▁tour ▁of ▁Japan , ▁working ▁on ▁the ▁case ▁of ▁an ▁elder ly ▁woman ▁accused ▁of ▁sm ugg ling ▁rare ▁p ear ls ▁in ▁her ▁sou venir ▁v ase . ▁Con vin ced ▁she ▁is ▁innoc ent , ▁Nancy ▁un co vers ▁a ▁far - fetch ed ▁plot ▁and ▁a ▁secret ▁consp i racy . ▁Frank ▁and ▁Joe ▁are ▁in ▁Japan ▁too , ▁at ▁A ms a ▁In cor por ated , ▁investig ating ▁on ▁beh alf ▁of ▁a ▁high - tech ▁firm ▁whose ▁product ▁lines ▁have ▁been ▁st olen ▁and ▁sh ipped ▁to ▁the ▁U . S . ▁under ▁the ▁A ms a ▁logo . ▁Having ▁established ▁a ▁connection , ▁the ▁te en ▁detect ives ▁join ▁forces ▁to ▁solve ▁their ▁cases ▁together . ▁ ▁Ada pt ation ▁ ▁The ▁ 2 3 th ▁install ment ▁in ▁the ▁Nancy ▁D rew ▁point - and - click ▁advent ure ▁game ▁series ▁by ▁Her ▁Inter active , ▁named ▁Nancy ▁D rew : ▁Sh adow ▁at ▁the ▁Water ' s ▁Edge , ▁is ▁lo os ely ▁based ▁on ▁the ▁novel ▁and ▁also ▁incorpor ate ▁elements ▁from ▁The ▁Th ir teenth ▁Pear l . ▁ ▁References ▁ ▁External ▁links ▁Tour ▁of ▁D anger ▁at ▁Fant astic ▁F iction ▁Super m yst ery ▁series ▁books ▁ ▁Category : Su perm yst ery ▁Category : 1 9 9 2 ▁American ▁nov els ▁Category : 1 9 9 2 ▁children ' s ▁books ▁Category : Nov els ▁set ▁in ▁Japan