My Demon guardian- Jeno Nct FF [Completed]

what is the mystery behind this. Why is he stalking me, what does he want?

"Y-You're a demon? "
"I would be lying if I said no"
"W-Why did you w-want to kill me?"
"Because it's my dads order"
"What made you change your mind?"
"Uhhh.....ugh...You're asking to many questions (¬_¬)

[ Requested ]