全集
I□v□st□gato□slear□edthatthegrouphadb□e□friendsforyea□□,butrecentlythereh□dbeentensionamongthem.Rumorsofdisagreement□andarg□ment□durin□□hetr□pbega□tosurface,leadingauthoritiestospec□latewhethe□f□u□p□□□wasin□□lve□.Eachm□m□er□fthegrouphad□□ifferentstorytotell□andt□ei□con□ist□nc□esinthe□rac□ountson□ya□dedt□□□emystery□fthe□issingnine□ Inves□□□atorslearned□hatth□gr□□phadbeenf□iendsfor□ears□butrece□tlyth□r□hadbeentensionamo□gth□m.Rumorsofdisagreem□ntsandar□u□entsdu□□ngt□e□ri□beg□nto□urface,leadingauth□ritiestospecu□a□ewhe□her□oul□l□ywasinvolved.Eachm□□□eroft□egr□upha□adifferentstor□□otel□,□□dtheinconsiste□ci□sintheiraccountson□yaddedt□themystery□fthem□s□i□gnine. □n□□stigators□ear□edt□a□thegr□uphadbeenfriendsforyears,butrecentlyt□ereha□beentensionamongthem.Rum□r□ofdisagre□□entsandargum□□tsdur□ngthetripb□gantosur□ace,□eadi□gauthor□□i□s□os□eculatewhe□herfoulpl□yw□sinvo□ved.Eachmemb□rofth□gro□pha□adifferentstorytotell□an□theinconsistenc□□s□n□he□□accou□ts□nlyadded□ot□emysteryo□□hemissi□gnine□