Ruan Qianyin, a daughter of a Hong Kong city, broke into the affair between her fiancé and her cousin and broke off the engagement on the spot. After being drunk, she accidentally kissed Lou Yanzhi, a top dignitary in the Beijing circle, and found out that he was the target of her cousin's marriage. In order to take revenge, Ruan Qianyin took the initiative to pursue love but was repeatedly rejected. No one knows that Lou Yanzhi fell in love with her at first sight in Berlin as early as four years ago. After learning that she was single again, he carefully laid a gentle trap of a love agreement, step by step, just wanting to keep her by his side completely. This drama is adapted from the Tomato novel "Sweet and Flirtatious Little Essence, I Want to Kiss Every Day", written by Yu Yuzi.