: Dan starts each level in his "normal" form but can transform into a Super Ninja to unleash lethal katana strikes and ninja magic.
The story is told through high-octane action across five stages (each with multiple acts):
: A nefarious crime syndicate known as Shadow Force (or the Shadow Gangs) has thrown a secret ninja order into chaos through betrayal and war.
: Dan, a former ninja turned martial arts teacher, is forced to don his mask once more to rescue his loved ones.
: The gang kidnaps Dan's entire family and fellow ninjas.
: The gang is led by colorful, over-the-top bosses, including a primary antagonist inspired by Freddie Mercury. Important Note on File Versions
