Baek Gyeol's eyes stared out the bus window with a blank expression, his eyes were fixed on a girl wearing the same uniform as him. The girl was seen helping an old man to cross the road with smiles, a sight he always saw.

His hands clenched, thinking that you're doing useless to help someone who will forget you in the future. But his heart couldn't stop pounding when he saw the faint smile on your face, and he thought: “What if that smile could only be given to me?”