Seong-gyoo and Doo-tae are humans in their mid-30s. While suffering from the extreme hardships of life, they coincidentally participate as commanders in a big run across Incheon to Dok-do. They start a long journey of 14 nights and 15 days lying to the parents of the young members that their children are sick and aim to get their money. The steaming weather of August and the difficult journey slowly start to change the survivors and Seong-gyoo and Doo-tae. They look back on the life they've lived so far when Doo-tae discovers one day, the meaning of friendship and Seong-gyoo meets Yoo-ri, daughter of his first love Han So-ri. They head for Dok-do with a new sense of attitude.