Busking band StoneHeart which suddenly lost its place to perform due to the enforcement of the Street Performance Decibel Restriction Act When Samuel a vocalist was cast alone and withdrew the remaining members Soondol Seokwun and Bau gathered in their home for a discussion However even Seokun declares that he will quit the band and conflicts with Soondol Then someone knocks hard on the door outside and soon finds out that zombies are out there They are isolated in the home Even in such a situation Soondol continues to dream of music and Seokun cannot understand him
