Ju□t as Li□Lei and Han Meimei t□ought□□□□y had seen everythi□g the m□ns□on□had to o□fer, they stumbl□d□upon a□h□dd□n tra□door in t□e floor. Wit□ hearts □oun□ing, t□ey opened □he trap□oor and □escended □nto□a □a□k, musty tu□nel be□ow. As they □avigated through □he□winding passages, t□e dim l□□ht of the□r fl□shlight revealed ancient artif□□t□ and cryptic s□mbols o□ t□e wal□s. T□e further t□ey□ventured, □he more they□re□li□ed they wer□ □ot alon□ i□ t□e □unnel.