Through a one-night encounter, Tae-joo and Han-yul come to know each other. On the surface, they maintain a light relationship while gradually developing feelings for one another, yet they keep their emotions a complete secret without uttering a word. Han-yul, who is afraid of forming deep connections with anyone, and Tae-joo, who tries to be considerate of Han-yul while also wanting to make her his own, unintentionally build up small misunderstandings between them, leading to a worsening situation...