Ruo Li is a freelance writer, but she has keen insight. From the doubts about the cause of her grandmother's death, she found out the real murderer of her grandfather, the traitor "Gol" who betrayed the underground party organization in the early days of liberation. When she found the "Gol", the "Gol" was poisoned to death inexplicably. The development of the case was beyond Ruo Li's expectation. On the other hand, because his mother abandoned him, his father pretended to be stupid for many years. Finally, after learning the real reason why his grandma left home, he admitted his cowardice. It turned out that Ruo Li's mother actually deceived Ruo Li's father and defrauded Ruo Li's father of all his money to marry a foreigner. Many years later, he transformed into a well-known writer, but he used all means to defraud Ruo Li of his works. When Ruo Li found out that she was the woman who had hurt his father and now deceived him about his works, she turned out to be his biological mother, and he was very angry. Ruoli also had problems in her love life. The person she was obsessed with turned out to have a wife. When she didn't believe in love, another person quietly broke into her heart.