Do you know when one experience in life can change everything about you? Kim Taehyung is the most famous cold kingka in the school. As in cold, I meant ice cold. He never smiles, never talks to girls, but he has another side when he's at home. Bubbly, cute and funny. He's the nicest guy you can meet. He meets a girl, Alex Tuan. Mark's little sister. When an ordinary girl met an extraordinary boy Will Kim Taehyung bring her happiness or grief? Will their love blossom or die?