Hiroyuki Kudo, working at the private security organization EGIS, has the power to transform into three Ultra Heroes: Taiga, Titas, and Fuma. Battling and defeating many enemies together, the bond between Hiroyuki and Taiga has deepened. However, someone has been targeting Hiroyuki. Noticing this, the New Generation Heroes come together to save him. Hikaru, Sho, Daichi, Gai, Riku, Katsumi, Isami, and even Taiga’s father Ultraman Taro have all come down to Earth. However, Ultraman Taro violently attacks his son Taiga. What happened to Taro? Will Taiga be able to fight against his father!? The New Generation Heroes now stand together to confront a bigger, darker power!