Xiao Xin is the protagonist of Crayon Xiao Xin. He is a naughty boy. Meiya is his mother. She is a very responsible person, but Xiao Xin always makes her feel helpless. In animation, Xiao Xin often does things that annoy Meiya, such as doodling at home and playing tricks on classmates at school. Although these behaviors give May Aya a headache, they also make her feel helpless.