There were two wishes in the world: one was an immoral wish to become a phantom thief, the other was a perverted wish to have one’s treasure stolen by a phantom thief. It would not have been a problem if wishes stayed as wishes, but the two people who harboured these desires met each other. A ‘night festival’ was established under the dark side of a mega-corporation as a competition for phantom thieves. This is where the story begins for Zenshirou and the two phantom thieves-in-training girls who he leads, Tomoe and Mirai

[From Hau~ Omochikaeri!]