桐生の前に突如現れた少女・遥。彼女は、まだ見ぬ母「美月」を捜すため、神室町を訪れていた。そして、母を想う遥の口から、事件の核心に迫る重要な情報がもたらされる。由美の行方を追う桐生は、神室町のあらゆる情報を握る伝説の情報屋・賽の花屋のもとを訪ねる。真島との激闘、警察内部からの圧力、そして10年ぶりに再会した錦山が抱く野望。桐生はさらなる陰謀の渦に巻き込まれていく。©SEGA
Haruka, a girl who suddenly appeared before Kiryu, had come to Kamurocho searching for her mother, Yumi, whom she had never met. Filled with a longing for her mother, Haruka shared crucial information that brought them closer to the heart of the case. Kiryu, pursuing Yumi's whereabouts, visited The Florist of Sai, the legendary informant who held all of Kamurocho's secrets. Kiryu faces a fierce battle with Majima, pressure from within the police force, and the ambitions of his best friend Nishikiyama, whom he reunites with after ten years, and finds himself drawn deeper into the vortex of conspiracy.