When Anh Thu was young, he was proud of his intelligence and bullied girls in his class. In the past, Anh Thu and Tieu Li were close friends. Although Anh Thu often bullie Tieu Li, she still wanted to play with him. They shared good and sad memories together. One day, Tieu Li’s family suddenly had to move to another town, and Anh Thu was surprised about the news.
Years later, Anh Thu becomes a gentle and shy high schooler. He loves Viet An – a classmate girl who is pretty but a little mysterious. He does everything to draw attention and please Viet An. However, Viet An does not care too much about him. When Anh Thu decideds to give up, he hears a surprising secret about Viet An.