A former special forces soldier delivers revenge for victims of injustice while working for a secret organization that fronts as a taxi company.

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.

"Dokgo Rewind" is based on webtoon of the same name, and it is prequel to the webtoon "Dokgo". The story begins one year before "Dokgo" (before Kang Hyuk seeks revenge for his twin brother). Kang Hyuk and his mischievous friends meet Kim Gyu Soon and decide to help him protect his sister. Things escalate and Kang Hyuk and his friends end up fighting against high school delinquent gangs.

A squad of soldiers fight in the Korean War's crucial Battle of Incheon.

Woo-jin, a furniture designer who wakes up in a different body every day, falls for Yi-soo, a woman he meets through his work.