A comet crashes into a Japanese forest and a group of mighty ninjas must fight a group of killer Aliens before they reach their village and kill everyone.

Tao, a ninja from the Iga clan, wakes up in a damp cave surrounded by bodies. Suffering from amnesia, he can’t remember how or even why he’s in there, or if he was the perpetrator of the massacre. As Tao tries to solve this enigma, a bizarre web of betrayals unfolds before our eyes in an explosive cocktail.

Movie consists of 5 different segments based on stories in the novel "Ima, Yari ni Yukimasu: RE-DUX Kyofu Jitsuwashū" by Yumeaki Hirayama (published 2010 by Kobunsha).

In an unknown place and unknown time, a lone Samurai known only as Grave thirsts for the ultimate battle.

In 16th century feudal Japan the war between the Iga clan and the Kouga clan continues unabated. Typically for such violent disputes it is the women who suffer the most – in this case lowly castrated Kouga clan ninjas are kidnapping woman from their rivals’ lands and transporting them back to their own, with the intent to use them as concubines. Unfortunately for a trio of inept Kouga ninjas, one ...

In the world of the Ninja, fighting skills play a small role in one's rank in the Shinobi order. Kageru is the best in his class, but his birth predestines him to the lower class. His friend Aoi is dealt the same fate; together they'll have to question themselves.

In an unknown place and unknown time, a lone Samurai known only as Grave thirsts for the ultimate battle.

In 16th century feudal Japan the war between the Iga clan and the Kouga clan continues unabated. Typically for such violent disputes it is the women who suffer the most – in this case lowly castrated Kouga clan ninjas are kidnapping woman from their rivals’ lands and transporting them back to their own, with the intent to use them as concubines. Unfortunately for a trio of inept Kouga ninjas, one ...

A comet crashes into a Japanese forest and a group of mighty ninjas must fight a group of killer Aliens before they reach their village and kill everyone.