The film serves as a 15th anniversary commemoration of the Heisei period run of the Kamen Rider Series. The film features a battle between the Kamen Riders from the Shōwa period of Japanese history with the Kamen Riders from the Heisei period, orchestrated by the evil Kamen Rider Fifteen of the Badan Empire who has the powers of the 15 Heisei Kamen Riders at his disposal.The warriors of the Super Sentai Series also enter the fray. (Wiki) Click link below: http://www.firedrive.com/share/F_DF39C05B01F0C0C7