Nguyen (グエン) is a former student of Jie Long Seventh Institute that is now working for the mafia.
Nguyen is dark skinned and has a stubble on his chin. He wears a t-shirt and cargo pants. Nguyen is around 30 years old.
Nguyen is somewhat lecherous, stating that he became motivated to do his job after he spotted Sylvia with Ayato. Sylvia noted that he was the type to prioritize his hobbies over his job. Nguyen also prefers his opponents fight back as he states it would be boring otherwise.
Nguyen is a former semifinalist of the Lindvolus. However, he was effortlessly defeated by Sylvia.
Genestellar (星脈世代): As a Genestellar, Nguyen has enhanced physical ability and an aura known as prana.