Young Lin Wantang unexpectedly becomes bound to a fun system and is forced to take on a variety of interactive missions. Facing the cool and reserved Jiang Muli, she deliberately acts spoiled and makes things difficult for him, while secretly showing him tenderness and consideration at every turn, quietly protecting him behind the scenes. Through their hilarious everyday interactions and playful push and pull, the two gradually overcome their misunderstandings, develop mutual feelings, and heal one another, slowly finding their way toward a sweet romance that belongs only to them in the warmth of their little moments together.