Du Niannian sat upright on the chair and held her two small hands behind her back like an adult. She looked at her teacher with her big black eyes and listened to the teacher telling a story attentively.

When Du Huayue appeared at the door, Ms. Cao turned her head and saw him. She nodded slightly at him and smiled. "Du Niannian, carry your bag and go home."

Only then did Du Niannian see Du Huayue. She picked up her school bag beside her feet and ran to him ...