This drama is based on the webcomic Kang Hyung Kyu. The story centers on Jang Tae Ho, who was once successful, but becomes homeless after failing at a stock operation involving an exorbitant amount in Korea’s stock market. This leads him to face a secretive ranked organization consisting of Seoul’s homeless. Starting from the bottom, he rises up in rank to fight for leadership of the group against the boss who earns money by exploiting the poor homeless people.

Ma Seok-do works as a detective squad chief. His team struggles to bust a criminal ring who originally came from Yanbian, China and led by Jang Chen.

A newly elected prime minister is assassinated as part of a conspiracy, and a deliveryman has to flee for his life when he is framed and the evidence against him begins to accumulate.