Sang Wan enters a flash marriage and registers her union with Shen Zhuonian following an unexpected mix-up. Amidst the dual games of business competition and romance, Sang Wan takes charge with resolute efficiency to regain full authority over the hotel. Meanwhile, the deep affection Shen Zhuonian has hidden in his heart for years gradually unfolds, revealing that this seemingly casual encounter was never an accident, but a meticulously planned and long-plotted romantic pursuit he undertook for her.