FEUDAL JAPAN - The battle for the capital city of Kyo rages as warring political factions vie for power against hereditary rulers. After the murder of her parents at the hands of her seditious uncle, a young girl named Kintoki flees to the mountains to lead a harsh life; she is renamed Kai Doh Maru by the local villagers. Rescued by Raiko, the Captain of "The Four Knights" - honorable defenders who protect the peace of the city, she is raised within their group as a boy. Living among the Knights, she learns the martial arts and develops into a skillful samurai, becoming a permanent member of their team. Now, as a young woman of seventeen, she begins to discover new feelings of passion and love for Raiko... but she also discovers that these new emotions cause a storm of jealousy and rage in another woman linked to her past. Set in the political intrigue of Japan's Heian era (794 to 1192 AD), explosive action intertwined with a complex human drama are both brought to life in this atypical story of love, honor, jealousy and betrayal. Produced by the incomparable animation team at IG Plus/Production IG (Dead Leaves, Blood: The Last Vampire, Ghost in the Shell, Kill Bill) and featuring fully digital animation with elaborately drawn 3D backgrounds showcasing unique colorization, Kai Doh Maru takes you into a new and uncharted dimension of anime.