Back in My Third Year of High School, Don't Fall for Me

Neurosurgeon Duan Xingyun reunites in the emergency room with his terminally ill first love, Xing Qianqing. Before she dies, she reveals the lie behind their breakup all those years ago. He retires from public life with her belongings and writes a book called Clear Skies and Nebula under the pen name Xingyun. In a fictional world, he gives their love the happy ending they missed in life, lighting a star that will never fall in the galaxy of words...