In an unexpected incident, Chiba Takeda, a Japanese boy who has always relied on daily life, met a puppet who called himself the "Numbering Devil" in an abandoned building.
And that puppet claimed that he could fulfill any wish of Chiba.
Just when he was pushed into confusion by the weird atmosphere, the "devil" tempted him with words and made him express his wish.
From then on, Chiba was forever separated from ordinary daily life.
Then, events related to the "Numbered Demon" happened around him, and a story filled with mystery and weirdness was about to unfold...