Seung-mi hasn’t been able to meet her friend Jung-hyun since she got a job in Seoul and they have started to live their own life and have drifted apart. Seung-mi, who thinks maybe it's caused by COVID-19, starts to run while recalling about their trip that they had three years ago.

I didn't feel pandemic fatigue that much. Rather, I was afraid of anxiety about the future in my repeated life even before the Pandemic, and I felt precious relationship would go away as if the redevelopment neighborhood would disappear. Despite all that, I wanted to portray the moments when I want to run forward toward the days to come in the film.