Collei is a 17 year old girl with green hair. She was adopted ny Tighnari and Cyno when she was REALLY young. Cyno's more of a cool and chill dad while Tighnari's a strict but very caring dad. She has a disease called Eleazar which made her right arm partly dark , which she hides with bandages.She also can't run much because of her health. She often has days where she doesn't go out due to her sickness. She doesn't have many friends except for Amber and Sucrose.She's shy but rude to her brother.