The Summer That Never Graduates

On the eve of the wedding in 2023, Lin Xiaoyi unexpectedly traveled back to the beginning of his senior year of high school in 2009 and returned to the classroom with 357 days left for the college entrance examination. She carries her adult memories with her and is determined to make up for the regrets of her youth. In that summer that never graduates, can Lin Xiaoman save four close friends - Shen Youning, who has a piano dream and family conflicts, and hides the scars of self-mutilation; Zhou Shi'an, who suffers from shoulder injuries but is obsessed with basketball; Chen Mo, who has a crush on Su Qing but always misses her in reincarnation; and Su Qing, who is destined to die on Christmas Eve, rewrite everyone's tragic ending.