Main Characters:

Gui Gui

~World’s number one best thief

~Sneaky and cheeky, good at lying

~Boyish at times

Aaron Yan

~World’s smartest guy

~Rich, smart but a bit lonely

~Likes to be entertained

Mei Mei

~Gui Gui's first friend in the mansion

~Kind, shy and polite

~Likes Xiao Yu

~Admires Aaron and Min Pei

Xiao Yu

~Musical 
~Kind and carefree

~Aaron's family friend

Wu Min Pei (The picture is a bit big...)

~Aaron's sister

~Nickname: Da Pei or Dai Men

~Playful, kind, lazy, creative