Investi□ato□s lea□ned t□at the gr□up had been□fri□nds for ye□rs, b□t rece□t□y there □ad b□en t□nsion am□ng t□em□ Rumor□ of disagree□ents a□d □rguments □u□□ng t□e trip began to surface, le□ding authorities to spec□□ate □he□h□r fo□l □□ay was□□□volved. Eac□ membe□ □f t□e g□oup had□a□di□fe□ent story to tell, and t□e incon□istenci□s i□□t□e□r□ac□ount□ only added t□ □he mys□er□ of □□e miss□n□□□□ne.相伴到白头的□谊
□第□集:海□环境保□之路