Three years of devotion, ended by a sudden parting. Xu Shuangling's resolute departure left Su Xingyu consumed by endless longing.
After lying low for two years, Su Xingyu reclaimed power in the Su family and waited desperately for the person who had vanished. When Xu Shuangling showed up on her own to apply for a job, their long-delayed confrontation finally began. He gave her a job and a key, demanding that she make up for the more than seven hundred days and nights he had endured by staying at his side day and night. Tension simmered in the office as flirtation and mockery took turns, and old wounds were repeatedly reopened. But beneath his revenge lay a longing that had never faded. In this back-and-forth battle of love, two proud people tested and tore at each other. In the end, who would be the first to surrender?