Bungo Stray Dogs: Wan!, Vol. 4 — Sango Harukawa

The various organizations of Bungo Stray Dogs continue to enjoy their everyday lives, whether it 's the Armed Detective Agency showing off their best impersonations or the Port Mafia trying to find a replacement hat for Chuuya. However, a new secret society is lurking in the dark corners of Yokohama -- one composed solely of characters with glasses?!