Young-in and his colleague Seung-dae are a pair of professional bagmen working for various lobbyists in finance, media and a host of other industries requiring political favors. Feeling guilty about his work, Seung-dae tells Young-in he plans on blowing the whistle on his boss Han's illegal activities.

Seven girls become good friends in high school, then events pull them apart for 25 years. When one of the friends lies dying in a hospital, she wishes to see each of them one last time.

Ice suddenly becomes a more valuable commodity during the Joseon Dynasty and a gang of eleven professionals are assigned to protect the market situation from irresponsible people.

During the Japanese colonial rule of Korea, while people are in despair, Jae-ho tries to raise morale by winning cycle championship. Bok-dong, who started cycling with Jae-ho just to make a forture, becomes a symbol of hope for Koreans by defeating Japanese cyclists.

A story about three friends who just turned twenty; an age where you can do whatever you want, love whoever you want with opportunities abroad.