Adapted from the derivative work of Mayama Hitoshi\’s \”Vulture\” series, \”Hakataka 4.5/スパイラル\”, with the theme of the regeneration of small and medium-sized enterprises. This drama depicts the story of a town factory that has been reorganized by a corporate rebuilder and fell into a crisis of bankruptcy. Hiroshi Tamaki, who was formerly an elite banker, was transformed into an entrepreneur who helped reorganize companies that were in difficulties.