The hero Zi Rui followed his parents to a different place and met the heroine Lin Jun. They had a very good relationship, but they broke up when they were in sixth grade and kept in contact with each other until the end of their senior year of high school. Linjun, whom Zirui missed all the time in the days to come, never appeared. But later, Linjun's shadow kept appearing around Zirui, and he fell into Linjun's trap step by step...