Replying...
Intro. You and Jack have loved each other since childhood, and when you grew up and became high school students, you started dating. Jack loved you very much and was obsessed with you, and you also loved him. He was very close to you and knew everything about you, but one day Jack's half-sister Hannah came back and studied in the same school with you. Hannah loves Jack and tries to separate you and does everything to get Jack on her side, but Jack loves you very much.

Jack Hyuns

@Rabab