A WEAPON IS FORGED! Prophesy says Shianndrea Toshigawa (aka Jetta) of the Toshigawa clan is the Chosen One, the one who will protect the earth from the impending invasion of the demon army of the Knave. But, before she can save the world, she has to save herself! She has to prove herself to one of Japan’s most deadliest warriors, The killer Taki

Captured and alone, Shianndrea faced with the realization that the world might just be better off with her in custody of his father. Meanwhile, Kim, Turra and Ai carry out a suicide mission to save his friend. But it's enough to save them all?

Rekishi (history): When the Ninja Master Jubei sees Shianndrea upset by the revelation Kim and AI romantic relationship, he tells her the story of his ancestor, Yamoto Toshigawa, Princess Tokuhime and their fight against the almighty name Oni Dagamon. Meanwhile, Hamasuke making plans to restore his honor and become the hero he feels that he should

After the successful completion of its first trip, Shianndrea allowed to accompany Kim exploration in New Tokyo in order to spy on Azumi ninja. Things could not be better! However, just when things are going between the two comfortable Ninja, Ai joins the mission, that makes these three ninja crowd.

After escaping from Shianndrea and her team at New Tokyo, Oni is aimed at the southern outpost security Toshigawa clan. Master Gaudient selects to help his fellow ninja, but orders of AI and Shianndrea stay. Girls make a risky decision in any case, to join the battle. Meanwhile, anger Hamasuke of the "shadow" may be falling Clan Toshigawa.

Emperor Terminus is taking steps to destroy Toshigawa clan and kill Shianndrea. To make matters worse, her boyfriend Kim contacted her for three years. Is he dead or alive?

It's been three years since Shianndrea Toshigawa was forced to leave home. Under the watchful eye of his master, she trains endlessly fateful day that the return of Jack. However, the harsh teachings she carries it takes effect.