Set within the "C'est Si Bon” music hall in South Korea, movie follows the legendary music group "Twin Folio". The story starts with groups early years with the members in their 20's as they gain popularity and follows the love life of its muse.
Ryuzo (Tatsuya Fuji) and his 7 former henchmen are all retired yakuza, but they now live as regular old men. One day, Ryuzo becomes the victim of a phishing fraud. He calls his 7 men together to reform their society.