Investi□a□ors□l□arned that □he group had b□e□ friends for □ears, □□t□r□c□ntl□□th□re□□ad been□tensi□□ □mo□□ □hem. R□mors o□ d□sagreements a□d argume□ts du□ing the trip beg□n□to su□face, leadi□g a□□horities to□speculate whether foul pl□y wa□ involved. Ea□h m□mb□r of □he g□oup□ha□ □ □□fferent story to □□ll, and the incon□isten□ies in t□□ir accounts□o□ly added to the myste□y of the mi□sin□ n□ne.剧情发展