Synopsis

The chapter focuses on the protagonist's final day of training in the infirmary where he experiences a sudden, violent physical change brought on by the nano machine. This transformation drastically increases his physical abilities and senses, bringing him to a level comparable to his teacher, Seopmaeng. He learns the first technique of the 'Dancing Butterfly' fighting style. The chapter concludes with his discharge from the infirmary, reflecting on his training and the kindness of the physician who overlooked his martial arts practice.