Late at night, Zhou Yi collapsed in his luxury apartment after another overtime shift. As his soul drifted away, he witnessed the bleakness of his own funeral: Lin Yuqing's perfunctory wreath and the indifference of the few coworkers who showed up. But the greatest blow came when he discovered that his childhood friend, Su Wan, was buried right beside him. She had died not long after he did. Then a mysterious voice appeared, offering him the chance to return to high school. Carrying all his regrets and resentment, he resolved to rewrite his fate.