Based on

Movies like Ninja Commandments (1987)

"The Ninja Empire has its fierce laws, and those who dare to break them face death. This is the story of three rebels (Ivan the Red, Rodney, and Janet) who tried to break the code to which they had sworn sacred loyalty." - DVD Back of the Box Description. Hong Kong cut and paste edit of the 1981 Taiwanese film "媽！不要死在我背上！ " (Ma! Don't Die on My Back) with new ninja scenes.