Explore the backstory of Amatsu Gai before he became Kamen Rider Thouser.
Shôjirô Nakazawa
Director
Nachi Sakuragi
Gai Amatsu
Hiroe Igeta
Yua Yaiba
Satsuki Nakayama
Naki
Shuya Sunagawa
Horobi
Minato Takano
Writer