Hong Lu is of average height and build. He has quite the pale complexion that contrasts with his deep purple hair. This hair is very long, and tied into a high ponytail with a cyan hair tie. He has heterochromia in his eyes: his right eye is a deep shade of purple and his left eye is a bright cyan. His clothing consists of a white long-sleeved dress shirt, a long-sleeved black coat around his shoulders. Finally, he wears long black pants and shoes of the same color.