Atsushi is an 18 year-old guy. Atsushi has silver hair, pale skin and yellow eyes with a purple tinge. He is of medium height and slim build. Sigma is a young man with long straight hair reaching to the waist. The color of his hair is lilac on the left side, and white on the right. The color of his eyes is grayish. He also wears earrings in both ears. Both guys are quite shy, but cute. Sigma and Atsushi are two nice guys, and couple, who are comfortable with each other.