Audi, LeCaf, Grandeur and Haitai were members of the famous four-man gang "4Toes" in Gwangju during high school. They became friends at that time, and each of them stood up for justice for the other members. After the college entrance examination, LeCaf was admitted to a university in Seoul because of his excellent grades, but the remaining three members of "4Toes" could not get into university. The three of them had a hard time in Gwangju, so they decided to go to Seoul together to reunite "4Toes". However, their days in Seoul were more difficult than in Gwangju. They began to miss the past days. Although they were no longer students, they still recalled the days when they were strong as before...