GAA H16 - Trap Of The Tyrant by Tadatada/Solar Team

Aiming for the top! Foiling the poisoning of a city! An earthquake in Italy reveals the entrance to an ancient underground site. Alerted by Goken, Alex, Lulu, and Ming Kong go over to investigate the booby-trapped site. There, together with other Adventures, they discover a device containing enough poisonous gas to kill the people above ground. Can they rid the area of this menacing threat?