Summary
The story revolves around Jeong-hyeon, a legendary martial artist known as the Sword Disaster or Sword Monster. Thirty years after mysteriously disappearing, he reemerges with a young girl, So-jin, in his care. Despite being known as an unmatched warrior with no disciples, Jeong-hyeon is now tasked with raising So-jin, the granddaughter of his closest rival, Cheon-ma. Together, they embark on a journey, navigating Jeong-hyeon’s unfamiliar role as a caretaker while uncovering the dark forces threatening their world. Along the way, Jeong-hyeon must reconcile his past as a feared fighter with his new responsibilities and protect So-jin from the dangers they encounter.