A sudden car accident separated the two people who had just entered each other's hearts. Yang Nian lived in a quagmire of pain and guilt for a long time, unable to extricate herself. From then on, she became depressed in the infinite memory of the boy. Her parents' tears, and the comfort and care of her friends had no effect on her. On the verge of collapse, she met another person in her life, who gave her endless help. The limited love and warmth made her start to believe in beauty again. She once thought that this man was an angel who saved her from dire straits. She thought that this would be eternity, there would be no more painful entanglements, and only warmth and happiness would be left in her life. But God seemed not to let go of this innocent and troubled girl. The tide of fate submerged her again, and she drowned in it and could no longer breathe...