Episode 1: A Past that never Fades

Kaitou Sentai Lupinranger VS Keisatsu Sentai Patranger Spin-Off: Doki Doki Kaitou is a story about a young Kogure back in High School that was friends with four girls who were chosen by the young master known as Arsene Lupin to become the first Lupinrangers of Japan to face against the first Gangler Monster known as Budvirus. We get to see the backstories of Kogure's past and found out the dark truth of the first Phantom Thieves.

This story takes place after Episode 36 of Lupinranger vs Patranger.