Misao stumbles upon SHADOW's Time Tunnel and is whisked back to 1776. Followed by the bumbling ace private eye, Hattori Hanpei. Zaddam created the time tunnel in order for SHADOW's Ninja Squad to seize Edo Period scientist, Hiraga Gennai. 01 and Bijinda follow Hakaider and his Shadowbots through the time portal to uncover SHADOW's plot – can the android duo save Hiraga, Misao and Hanpei and get back to the future?