[Machine Translation] This is the pilot DVD of the movie "Our Equation" starring Yuichi Nakamura, who exploded in popularity with "Masked Rider Den-O" and is now active as D-BOYS, Hiroki Aiba, who has overwhelming power to attract audiences with his musical "The Prince of Tennis", Takashi Nagayama, Ryosuke Miura, Ren Kiriyama and many other handsome actors! The DVD features a navigation of the film, off-shots from the set, NG footage, interviews, and making-of footage. Yuichi Nakamura and Hiroki Aiba play railroad research club members who love trains. They perfectly play the roles of otaku students whose lives are the opposite of the sparkling high school life of ordinary high school students.