Tadano is assigned by the chairman Kurokawa to protect and check the personal affairs of a young idol, Sylvia , who is the main character at the "Flower Earth Festival 2008" organized by Denodo. Sylvia has been threatened by someone to resign from the main character role. Tadano starts investigating while supporting Yamanishi, the event organizer. However, Tadano is struck down by a mysterious giant of a man. Yamanishi, who has obtained important information, is murdered, and Sylvia is kidnapped. Tadano realizes that Anzai, Yamanishi's right-hand man who has been eyeing the chairmanship, is the mastermind behind this. Tadano rescues Sylvia and brings her to the event venue.

Mr. Tadano's Secret Mission: From Japan With Love

Under a flickering fluorescent light, glimpses of brutal yakuza violence fade in and out... beside them, a man vomits.  This man, silent and suffering from epilepsy, (played by Ozawa Hitoshi), has apparently "taken care of" two thugs who crossed him.  Now, both the police and his own yakuza clan are after him, determined to restore their honor. But when this man snaps, the city is drenched in a storm of blood... a tale of men driven to the brink, where everyone is ferociously unhinged!