Jackie, Jade und Mr. Smith gelangen auf einer Expedition in die verlorene Stadt der Muntabs. Smith hegt einen furchtbaren Plan: Er ist an dem Geheimnis der ewigen Jugend der Muntabs interessiert und klaut den Kelch des Lebens. Jackie und Jade machen sich auf die Verfolgungsjagd, denn nur, wenn die Muntabs ihren Kelch zurückbekommen, können sie vor einem rapiden Alterungsprozess bewahrt werden.
Jackie and Jade guide a rich museum patron named Doctor Smith through the African bush, in search of ruins from the legendary Lost City of the Muntabs. They discover that the city still exists, hidden behind a cloak of invisibility. The Chans were captured, and Jackie must survive the Cave of Truth to prove he's pure of heart. As Jade befriends Abila, a young-looking Muntab girl who was actually more than 200 years old, Smith discovers the Muntab's secret of immortality: the Chalice of Life. Smith steals the Chalice, which Jackie and Jade must get back before the Muntabs age and turn to dust.
En un bosque de Patagonia, Jackie y Jade ayudan a un millionario John Smith a encontrar la antigua civilización Muntab.
Em uma floresta da Patagônia, Jackie e Jade ajudam o milionário John Smith a encontrar uma antiga civilização dos Muntabs.
ヴァルモントは自分の体からシェンドゥを祓うためにジャッキーに助けを求める。