Hayato Izumi, a diligent and serious student, seems the ideal candidate for student council president until the charming and unconventional Ui Wakana wins hearts with a controversial campaign. Despite Hayato's initial defeat, he reluctantly agrees to be her vice president. Their unusual partnership takes an unexpected turn when Ui declares them married due to a drunken promise made by their parents. Now faced with balancing their school duties and secret marriage, Hayato and the enthusiastic Ui must navigate this unorthodox relationship. Will they ever bridge the gap between their contrasting personalities and emotions?