The Dark Laboratory
Show: Kamen Rider --> Season: 13 - 555
AirDate: 7/13/2003
Runtime: 25
Voting: 10 (2)

Overview: Smart Brain recovered Faiz and Kaixa as Kusaka was captured. Mari and others sneaked into Smart Brain to save him. While escaping from Takumi, both of them discovered the entrance to the underground Ryusei School. Over there they stumble into a startling discovery.