Gi-cheol plans to propose to Mi-young, whom he has been dating for three years. With flowers and a ring in hand. Mi-young is heading to meet Gi-cheol after finishing her heavy workload. Then news flows from the television at Mi-young's company. Time is flowing differently for everyone in the world. Gi-cheol's time begins to flow slower and slower as he tries to reach Mi-young. And Mi-young's time at work begins to flow faster and faster.