高潮部分不良少年Inves□ig□tors□learn□d that the group□had bee□ f□iend□ for y□ar□, □□t □e□en□□y the□e□had b□en tensi□n am□□g th□m. Rumor□ of □is□greeme□ts□and □rguments du□ing the t□ip b□ga□□to □ur□ace, l□ading□aut□oriti□s to□speculate whether f□ul□play was involved. Each membe□ of th□ group h□d a diffe□e□t sto□y to tell, and□the inconsist□nci□s in th□i□ account□ on□y□added to the myste□y of□the missing n□□□.