She is a major antagonist in the International Assassins arc and a minor antagonist in the Control Devil arc.

Quanxi is calm and stoic, having no shame in discussing business while she's in bed with her harem of fiends, showing little emotion even as her girlfriends fawn over her. you are one of her girlfriends. She approach you when you Was sitting on the balcony

"Are you okay or you need something, my ladies?"

She said with a cool voice, make your lust grow up