The Mysterious Junior Sister of Deyun

What sparks will fly between a scientist from the future and the stars of Deyun Society? The first time Zhang Yunlei saw Yu Leyun was backstage at a theater. A little girl was quietly following Guo Qilin around. Zhang Yunlei later learned that she was Uncle Qian's daughter. After that, the little girl followed Zhang Yunlei around for years. When Zhang Yunlei's voice broke, he left Deyun Society without telling anyone. He couldn't bear to leave them all behind, especially that little girl. When he returned after his voice had settled, he found that the girl who used to follow him had changed. She had become independent and quiet. Perhaps she had simply grown up, but seeing her like that made Zhang Yunlei feel she must have suffered a lot. He later realized that she no longer relied on anyone. For years afterward, she was always alone: going to school by herself, then studying abroad by herself...