山田西南是个从出生以来就深受不幸之星眷顾的少年,他所在之处不仅是他会倒霉,连其他人也会跟着一起倒霉。有一天,在经过学长正木天地家的时候,照例卷入一次意外,到了最后……竟然进入宇宙。

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?