Biroe-do

A young orphan finds a mentor in a martial arts master who teaches a hidden style. To master these powerful techniques, the student must undergo intense and unusual training. The methods include mundane tasks like doing laundry, cooking, and playing musical instruments. The instructor is harsh and demanding, testing the student's endurance and patience. The ultimate goal is to control the legendary lightning knives, a skill that is both formidable and elusive. The student must overcome the physical and mental challenges while managing his own arrogance. Whether he will succeed or fail remains uncertain.