In Lincheng University in 2026, the introverted girl Su Yao has been secretly in love with her senior Gu Chuan for ten years. At the graduation ceremony, she mustered up the courage to confess her love, but Gu Chuan died mysteriously within 24 hours. Su Yao falls into a cycle of "confession-death-retrospection" and tries to save Gu Chuan again and again. She discovers that Lin Xuan, Senior Zhao, and Teacher Zhang around her are all related to the curse, and the mysterious murderer seems to know all her secrets. In the fifth cycle, Su Yao went through hardships and obstacles, broke the ancient curse of love, and finally came together with Gu Chuan. Lincheng University also restored its former tranquility, and their love became a new legend on campus.
Purpose: To show the power and tenacity of love, as well as the courage and wisdom to not give up in the face of difficulties. Through the efforts of the heroine Su Yao to save her crush on her senior in the time loop, it is revealed that true love can overcome many difficulties. It also conveys thoughts on human nature, secrets and destiny, and encourages people to bravely explore the truth and pursue happiness when facing a seemingly unchangeable fate.