A gemstone named the Mermaid's Scale appears in a secret, underground auction, and Lupin is coerced by the queen of the underworld into stealing the rock for her. Lupin however quickly discovers not only that the stone is a forgery, but that the real Mermaid's Scale is part of an unsolved riddle involving the mysterious girl Misa that leads to transcending mortality.
栗田貫一
as Arsène Lupin III (voice)
小林清志
as Daisuke Jigen (voice)
沢城みゆき
as Fujiko Mine (voice)
浪川大輔
as Goemon Ishikawa XIII (voice)
山寺宏一
as Inspector Koichi Zenigata (voice)
石田彰
as Himuro (voice)
Haruka Shibuya
as Maki (voice)
清水理沙
as Misa (voice)
野沢雅子
as Masae Todo (voice)
斎藤志郎
as Kageura (voice)
清水理沙
as Yao Bikuni (voice)
Aiko Kusumi
as Girl (voice)
