A young girl is kidnapped and held for ransom by a powerful Yakuza gang located in Hawaii. If their demands are not met, the child will meet an unfortunate end. Her desperate mother waits for a savior to appear, the one person who may help in this dire situation arrives; Ken Momochi aka Ninja EX, a Japanese-American trained in the arts of Ninjutsu and various other global martial arts, uses his skills and mystical abilities to help those in need. In his battle for justice, he must infiltrate the hidden underworld of the malevolent and deadly. Bones will break and blood will spill in this exciting mix of modern comic book superheroes and traditional martial arts!