<□>□ust as□□i L□i and Ha□ M□i□ei□thoug□t th□y□ha□ s□en □verything the□mansion ha□ to offe□,□□hey stumble□ upon □ hidde□ trapdoor in the fl□or□ W□th □eart□ poundin□, □□ey op□ned the tr□pd□or and descended □nto a d□rk, musty tunn□l be□ow. □s th□y navigated through the □□nding passages, the dim□□i□□t□of the□r fl□s□□igh□ re□ealed ancient art□facts and□cryptic sym□ols□on the □□lls. □he□further they □en□ur□d, the more□t□□□ re□lized th□y were not alone in the tunnel.<□p>