Mutual unrequited love. The letter is a love letter He Qin wrote to Su Mingyu. The story mainly consists of the letter's contents, along with Su Mingyu's reactions and memories of the past. After a life of hardship, He Qin was in a terrible state of mind and suffered from insomnia and depression. Before passing away, he wanted to see his light one more time. After he was gone, he left behind a letter...
Theme: A tragic, beautiful love, parting and death. Life is hard, so we must learn to be strong.
