Vinny Hong or Hong Yoo-bin is a 19-year-old young man. He still attends Gunn-High School.

Vinny is a tall, handsome young man, with an athletic build and pale skin. He has wild wavy red hair and different colored eyes. One is red (right) and the other is black (left). Another condition called Waardenburg syndrome caused his right eye and hair color. He has a piercing in his right ear. He is described as a "mad dog" for getting into street fights. He loves and protects his friends. 