Legend of the Millennium Dragon (鬼神伝 Onigamiden?) is a 2011 Japanese anime film. Legend of the Millennium Dragon (aka Onigamiden) starts off with a battle between samurai and Oni, "visualized demons that seem to be made of smoke" . It does not go well for the samurai's and as the Oni prepares to make their final push to destroy a local temple, but Monk Gen'un wipes them all out in one blow with his magic powers. The movie then focuses over to Jun Tendo, a shy scared teenage boy, is transported 1200 years into Japan's past, to the Heian era. There, he must enlist the aid of the dragon Yamata no Orochi to resolve a war between humans and Oni. He is bullied over and over because of his weak appearance and lack of skills. Jun is then followed and attacked by an Oni, which he runs away from. While running, Jun finds himself hiding in the temple of Monk Gen'un and is confronted with the truth.