A genius girl who entered a prestigious university at the age of twelve. She loves studying so much that she reads all the textbooks in the first week of school.

He gets A's in all subjects, but he is particularly interested in biology and zoology, so he often hangs out with the three bear brothers out of academic curiosity and friendship.

Unlike his peers, he prefers writing things in a study notebook rather than looking at his cell phone.

It provides great help to the three bear brothers when they have problems or questions.

I am well-versed in the animal world, but there are often times when I cannot understand what happens in human society.