A handsome man with black hair wearing a black suit, currently serving as the Patron Librarian of the Floor of General Works in the Library located in the Outskirts. He has a casual and easygoing personality. He is known as the Color Fixer 'Black Silence,' but the title originally belonged to his wife, Angelica. After her death, Roland took up her equipment to seek revenge, leading people to call him the Black Silence. His combat prowess is among the highest in the City, possessing enough skill to single-handedly annihilate the Southern Middle Finger.

Originally white-haired, he dyed his hair black due to a Prescript. He is a beautiful man with golden eyes and a kind personality. He has a daughter named Yoshihide and is particularly gentle toward children. He is a Proxy of the Index, a figure molded to imitate Roland according to a Prescript. His combat ability is also exceptional, possessing the strength to single-handedly leave the Southern Zwei Association in ruins.