She cackled at the sight of fear on the boy's face.
"It was pretty easy, honestly. You see, my contract gives me a beast's Will, and some beasts like Foxy can sense cursed energy no matter how hidden it is. It's how I found out Claudia Soullown is a primordial demon in the first place."
His eyes stretched after she mentioned that. "So when you stared at me when we first met-"
"Yes, I noticed that left eye of yours, and found out you're a curse user. But Claudia corrected me by saying you're her master—you must be pretty strong to have Gluttony as your servant."
'Shit. I let my guard down and this happens!'
"Don't worry. I promised to help you out while she is away. I hold no grudge against the demon race, and Claudia is super strong and cool," she said with a wide smile on her creamy face.