Can hard-boiled eggsplorer Lupin crack the location of the Columbus Egg?

When Fujiko secures a file that documents the location of the fabled Columbus Egg – a mystical relic that controls the weather – she quickly recruits Lupin and the gang to track down the long-lost treasure. Unfortunately, her memory of Lupin and his friends are wiped out almost entirely. Can the gang restore Fujiko’s memory before the Egg falls into the hands of a madman?