The heroine doesn't like to talk because of her family situation. The hero transfers to the heroine's class and becomes a transfer student. The heroine tutors the hero with her homework. The hero discovers the reason why the heroine doesn't like to talk and helps her to untie her knot. In college, the two people get together again and express their feelings, but the hero's family objects. At the same time, something has changed about the heroine. Three years later, when they meet again, they still have not changed their original intention and have decided to stay with each other for the rest of their lives.