Also called Derek, a boy with a very high IQ who has a 6-year-old body but a 16-year-old mind. He has serious mysophobia and never liked interacting with other children before meeting Yu Xi. He wears dinosaur pajamas and is punctual about his studies. He secretly kept a cartoon Band-Aid on his knee and asked for his animal pajamas to be found. He is the first person of his age that Gu Beilu is willing to get close to.
