The Lightning Degree manhwa created by a comic artist named Galanthorn tells the story of Ryu-Yeon who lost her father to an illness when she was only 10 years old. With the skills he learned from his father, he could carve wood into extremely intricate sculptures. One day, after finishing his parents’ sculptures, Ryu-Yeon is greeted by an elderly man who is impressed by his sculptures. The old man sees the promise to Ryu-Yeon and asks if he wants to be his student. Since Ryu-Yeon doesn’t know where to go and wants to maximize her life, she accepts the old man’s offer.