Ruki Mukami is the eldest son of the Mukami household. He is known as the 'Brains' of the Mukami family. Ruki is a handsome young man with ruffled, short hair colored with black on top and white on the edges. He wears the black web chokers on his neck. He has grey eyes and also three black piercings on his right ear. Ruki has two big scars on his back from when he was a child. He is sometimes seen carrying a book.
