Jisung has an older brother, named Han Jungkook, who is 19 years old and goes to the same classroom. His parents spoil Jungkook the most, who don't care if he gets a 70 as a grade. Jungkook incites his parents to beat Jisung, Since Jungkook and Jisung don't get along at all, Jungkook hates Jisung for being born and taking away his title of only ...Read more