ACCA 13: Territory Inspection Department Vol. 4 (manga)

Still under a cloud of suspicion regarding his involvement with the coup d'etat, Jean continues to make his auditing rounds for the Inspection Department, collecting scraps of intel along the way. But with he and Director General Mauve passing each other like ships in the night, will anything come of his efforts? Meanwhile, the reason behind royal palace's curious obsession with Jean's little sister, Lotta, finally becomes clear...