Wheat's child is a tree. When Maizi was in his hometown, he married Lin Shu, an educated youth from the countryside. After marriage, they gave birth to a daughter. Later, Lin Shu went back to Beijing to go to college, and Mai came to Beijing to live with her daughter.

After graduating from forest graduate school, wheat had a hard time, and forest had its own home in Beijing. After they lived in the tube-shaped apartment, Wheat became pregnant, and later Wheat gave birth to a son for the forest.