Archaeologist and explorer extraordinaire, Lara Croft, journeys to a temple which has sunken underwater in search of lost treasures. During her expedition, Croft happens upon a sphere that contains the mythical Pandora's Box, only to have it stolen from her by Chen Lo, the leader of a Chinese crime syndicate. Chen Lo is in league with a bad guy named Reiss, who wants to use the priceless Box as a doomsday weapon.