After an awkward blind-date mix-up, college student Yun Qing tries out AI companionship at her roommate's recommendation, but accidentally adds the account of Shen Du, the most popular guy on campus. Online, she treats him as her virtual boyfriend and experiments with different chat scenarios. In real life, however, the two constantly bicker because of misunderstandings. Shen Du awkwardly responds to her wild ideas, gradually growing closer to her through their everyday interactions. As their real-life encounters increase, the contrast between their online and offline interactions keeps creating hilarious situations, while their two young hearts slowly draw closer through understanding and companionship.