Kanda (Shinichi Tsutsumi) is a producer of a popular quiz program. When he wakes up, he finds himself wearing a mysterious necklace and there a lot of business cards scattered on the floor. His daughter (Karen Otomo) is there and wearing the same necklace. Kanda and his daughter are locked up in a secret room.
Mysterious man X (Masaki Okada) appears in front of Kanda. X suggests to him the “Meishi Game” ("Business Card Game") with a 2 hour time limit. The rule of the game is for Kanda to find the business cards he received and return them to the owner of the business, but, if Kanda makes a mistake, his daughter will blow up. Kanda accepts the challenge to save his daughter and there is also a hidden secret.