Just as Li□Lei□and Han Me□mei thought they had s□en everything t□e m□□si□n had to □ffer□ they stumbled up□n a hidde□ tra□doo□ in th□ f□oor. Wi□□□hear□s pounding, they opened th□ trapdoor and d□scen□e□ int□ □ □ar□,□musty t□nne□ b□lo□. As they nav□ga□e□ through the windi□g p□ssag□s, the dim li□h□ □f th□ir□fl□shlig□t re□ea□e□ ancient arti□a□ts an□ c□y□tic symb□ls on the wa□□s. T□□ further□□hey ventured, the mo□e they realized they were□not alone in t□e□tunne□.