The film is starring director Zhang Che, starring Luo Mang, Cheng Tianchi and long Tianxiang, and screenwriter Ni Kuang, filmed in 1982. The story tells that the ninja king Jianyuan (Chen Huimin) avenges the Japanese samurai who was defeated by Yuan Zeng (Guan Feng), the leader of the Wulin General League, and leads a large number of ninjas to come to the Midlands and set up the "Wudun Array" to challenge Yuan Zeng. Yuan Zeng sent eight masters to break the battle, but because he knew nothing about ninja, all of them were killed. After the victory, Jian Yuan is still not satisfied, and sends the female ninja Junko (Chen Peiqian) to blend into the General League as an insider, in an attempt to dominate the martial arts forest.