<□>Sudde□ly, a group of □hadow□ figures e□□□g□d from□th□ □arkn□ss, blocking Li Lei and Han□Mei□□i□s path.□It□bec□me clea□ □□at the□ we□□ not the □□ly o□□s seeking the□s□□rets □□ th□ ab□ndoned□ma□si□n. A ten□e □tan□of□ ensu□d, and t□e two fr□ends kne□ the□ had to th□nk fast to escap□.□□ith adrenaline cou□sing through their □e□ns, they□□mbar□□□ on a □ac□ □□ainst time to outwit□their unexp□c□□d riv□ls □nd un□□ver t□e ultimate truth hidden wi□h□n □he depths □f the tunnel.