A swordsmith trains his friend's orphaned son. The boy seeks revenge for his father's murder but loses an arm rescuing the swordsmith's daughter. A hermit girl nurses him, and he learns swordsmanship with his father's broken sword.
After the master of the Sharp Manufacturer saber factory abdicates and appoints On, his least popular worker, as his successor, On, unwilling to lead his surly colleagues, embarks on a quest of revenge to kill the evil, flying, tattooed kung fu master who killed his father.—Erik Gregersen <erik@astro.as.utexas.edu>