They play the roles of mother, brother, and sister.
S-chan, who plays the role of mother, puts on an apron and sees off her friends who play the roles of children.
The child who played the role of the older brother carried a milk carton on his back, which he used as a school bag, and went off to school. When they arrived at the picture book corner, they studied with picture books and illustrated books in their hands.
He said, "We have a piano at home, Mom, I can play it! She can play the piano she made, remembering her mother's figure at home.
The children's richness of expression was evident in the way they recalled and recreated their surroundings and played with various materials as if they were other things.