Bungo stray dogs

"Ryuunousuke Akutagawa pits his 'Rashomon' against Nathaniel Hawthorne's 'The Scarlet Letter' as the war between the Armed Detective Agency, the Guild, and the Port Mafia escalates. While each side tries to outwit and outflank the others, Chuuya Nakahara suddenly appears, ready to make a deal with the Agency. Can Nakahara's 'diplomacy' be trusted, or will he lead the Agency into even greater peril...?"--Back cover.