The man (Choi Fi-yeol) has no name. His codename is "008 (Gong Gong Pal)." A cold-hearted Korean hitman is summoned to Japan for a job. While hiding his identity and working at Donhyun's (played by Yoshiyuki Yamaguchi) yakiniku restaurant, he saves a woman and ends up meeting Kaneda of the Hayamika ...