This novel tells a love story between two men. The main content of the story is: Ma Hao was in a deep coma in a car accident. After opening Ma Hao's personal computer, his daughter Ma Xianglan suddenly developed an inexplicable curiosity about an autobiographical novel "Sealed Love" written by her father. Then she also learned a huge secret: it turns out that his father is a homosexual! In "Sealed Love", Ma Hao tells the tortuous process of homosexuality between him and his colleague Fang Tao, from Ma Hao developing a vague love for Fang Tao to Ma Hao testing Fang Tao's feelings for him step by step, until the two lovers finally confided in each other. Love made them immersed in the beauty of life. But the good times did not last long. Not long after, Fang Tao's wife He Huan suddenly discovered the "abnormal" relationship between Ma Hao and Fang Tao. Then, tragedy approached the two of them step by step...