The orphan Jiang Sheng unexpectedly had a one night stand with her immediate superior Li Tingyan, and she chose to resort to it to save her life. Who knew that a lost resume made Li Tingyan mistakenly think that Jiang Sheng's best friend Lin Xiaoxiao was a lost partner, and by chance, they became a couple. Jiang Sheng, who was promoted to Li Tingyan's secretary, took steady steps in the company, guarding his vest tightly while avoiding him and couldn't help but be moved. Until Jiang Sheng found out he was pregnant and was about to confess to Li Tingyan, he discovered that his mysterious girlfriend was actually his best friend. Jiang Sheng, who was trapped in the dilemma of love and friendship, ultimately chose to fulfill the two of them. But at this moment, Li Tingyan had already learned the truth, and the two began a game of cat and mouse. From happy enemies to mutual support, they overcame numerous obstacles and finally became a couple. At the same time, under Li Tingyan's love and protection, Jiang Sheng regained his biological parents