Ju□tasLiLeiandHanM□imeithoughttheyhadseenever□thing□□emansio□□adtooffe□,□heys□umbled□ponahiddentrapdoorint□ef□oor□W□thhea□tspounding,theyopenedthetrap□□or□nddesc□□dedin□oa□ark,□□st□tun□el□□l□w.Astheynavigatedthroughthewindingp□ssages,thedi□light□ftheir□lashlightrevealedanci□nta□tifactsandcrypti□symb□lsont□□walls□Thefurtherth□yventured□themoretheyrealize□theywe□enotal□neinth□tunn□l.<□p>□p>Ju□tasLiLeiandHa□Mei□e□thoughttheyhadseeneverythingthema□sionha□too□fer,they□tumb□e□upon□hiddentr□p□oorint□efloor.With□e□□ts□ound□□g,th□y□pe□edth□□rapdooranddescen□□din□oadark,m□□t□tu□nelbe□ow.Asthe□navig□tedthroughth□wind□n□pass□ges,t□edimlightoftheirflash□ig□trev□al□da□cientartifactsandcryptics□mbo□son□h□w□l□□.The□urthe□they□e□tu□□□,themore□heyrealized□h□yw□renotalonein□□etunnel. Justas□iL□i□□dHanMe□m□ithought□heyhadseeneverythin□th□m□nsionh□dtoof□er,□heyst□mbleduponahidd□ntrapd□orinthe□loor.W□thhea□tspoun□ing,□h□yop□nedthetrapdoo□anddescendedi□toadark,m□st□t□□nelbe□ow□Astheynavigatedthroughth□win□□ngpass□ges□thedi□l□ghtoftheirf□as□lig□tr□veal□danci□nt□rti□actsa□□crypticsy□bolsonthe□alls□T□□□urther□heyve□tured,□hemore□heyrealizedtheywerenotaloneint□etun□el.□□p□□p>JustasLiL□i□nd□anMeimeithought□heyhad□eeneverythi□gthe□ansion□adtooffe□,the□□tumbleduponahiddentra□doorinthef□□□r.Wit□hear□s□ou□di□□,theyopenedth□trapdooranddes□e□dedin□□a□□rk,mustytunnelbelow□□sth□ynavigatedthr□ught□ewind□ng□assa□es,the□im□igh□oft□eirflashl□gh□revea□eda□c□entarti□actsa□□crypti□□ymbol□□nt□□wall□.Th□fu□therth□yventured,themoreth□yreali□edth□ywerenota□on□inthetunn□l.<□p> Just□sLiLeiandHanMeimeithough□the□hads□enev□rythi□g□hemansio□hadtoof□er,t□□y□tumbleduponahiddentrapdo□□□nthefloor.Wi□h□earts□ounding,they□pened□hetrapdoor□nddescendedin□□adark,mustytunnelb□□□w.Asth□ynav□□a□e□thr□□ghthewindingpassa□e□,thedim□□ghto□t□□irflashlightreveal□da□cient□rtifa□t□andcrypt□csym□ols□n□h□wall□.Thefurth□rtheyven□ured,them□ret□ey□ealizedtheywere□otaloneinthet□nnel.