The heroine Lin Xueying is trapped on November 7th and experiences the same day repeatedly. She had a crush on Zhou Chengan from the next class for three years, but she never dared to speak. Until she received an anonymous note from him in the corner - "Are you repeating today too?"
They communicated secretly using notes and blackboard symbols, trying to recognize each other in the same cycle. But time is passing quickly, a mysterious man keeps destroying their symbols, and Zhou Chengan is always avoiding her questions. Why do they begin to blur their memories before November 7th? If life started today, would they still be alive?
A story about missing out, synchronicity and the mystery of existence. The cycle will eventually end, but some answers are more thought-provoking than time.