There was a girl named SinB. She's a cheerful girl. She had to work hard. Her life was just like Cinderella. A step mother and two step sisters. One day she came back from her work. She was singing a song that she wrote then, someone stranger who was running bumped into her. That man was wearing glasses and a black mask. She hurt her arm. Then that stranger gave her his contact number, said sorry and kept running. What will