Lin Wan and Lu Chen have been childhood sweethearts for twenty years, but on the eve of their engagement, they discovered that he had another woman's pregnancy test form on his phone. She decided to break up and go abroad. Three years later, she came back as a well-known designer, while Lu Chen became a bankrupt CEO. When she finally learned the truth about that year - the pregnancy test sheet belonged to his sister, and all the misunderstandings were traps designed by his family's opponents, Lu Chen was already lying in the intensive care unit, having been stabbed several times to protect her.