The Sword Stained with Royal Blood (1981)

Yuan, a disciplined martial artist, embarks on an adventure after discovering a skeleton, a treasure map, and a manual for the Golden Snake fighting style in a cave. Following the manual's intriguing request to share part of the treasure with the Golden Snake's former lover, he sets out to locate her. As Yuan navigates this quest, he unravels the mysteries surrounding the Golden Snake’s fate, uncovering secrets that intertwine with his own journey and understanding of honor and legacy in the martial arts world.