The film revolves around Chang Ka-pil (Lee Moon-sik) in his 40s, who leads an ordinary life with his adorable wife and their 17-year-old daughter, Dami (Kim So-eun). He faces a crisis when his daughter is sexually assaulted by a high school boxing star from a rich, well-connected family and he finds no help from the school or police authorities.To prove that he is not a coward and will do anything for his family, he decides to take revenge and physically beat up his daughter's tormentor. For the seemingly impossible task, he asks Go Seung-suk (Lee Joon-gi), a rebellious high school student with talent for fighting, to train him.
Question: how did Go seung-suk know he wanted him to teach him to fight?, Answer: he asked Question: Who dles the main character ask to train him?, Answer: Go Seung-suk Question: did he have fighting skills?, Answer: No Question: What does Go Seung-suk have a talent for?, Answer: Fighting Question: what pushed him to be a fighter?, Answer: daughters tormentor Question: How old is the daughter of Chang Ka-pil?, Answer: 17 Question: why did he choose Go Seung-suk to teach him to fight?, Answer: talented fighter Question: How does the main character want to prove this?, Answer: Beating up his daughter's tormenter Question: What kind of family is the high school boxing star from?, Answer: Rich and well-connected Question: What does the main character want to prove he is not?, Answer: A coward Question: was he a protective father?, Answer: Yes Question: who was the rebellious student that trained him to fight?, Answer: Go Seung-suk