A quirky genius girl named Ji Man loses her memory through an accident, and inexplicably replaced her twin sister and entered the Hou Manor. With her outstanding wits and business acumen, she managed to resolve numerous crises, eventually winning the favor of Ning Yu Xuan, the cold and arrogant young master of Hou manor.
As soon as Zhu Yun started college life, the world was completely turned upside down by the intrusion of "bad boy" Li Xun. He was regarded by Zhu Yun as a rich, ignorant and incompetent son, but his real identity was actually a special admissions student who was admitted by the school, and a rare programming genius. After several confrontations, the two have some appreciation for each other. The senior Fang Zhijing made things difficult for Zhu Yun many times, Li Xun took action to protect Zhu Yun, and invited her to join the preparation team he set up to win a major programming competition on behalf of the school.