Chai Xiao Qi returns to the company and is informed about the technical challenges the hormone perfume project is facing. To resolve the issue, Fang Leng decides to take her on a business trip to meet the hormone expert, Ke Ren. At the same time, Jiang Shi Yi, who has developed feelings for Chai Xiao Qi, is preparing to give up on the mission and confess his true identity to her.