Chapter 18 An'an didn’t pay attention to his classmates; his eyes were fixed on his father, who was walking toward him holding a small yellow duck balloon. Li Datao still remembered the time when they returned with An'an to the station and how An'an cried so much over a balloon. So now, every time he takes An'an out, as soon as he sees one, he never forgets to buy one for him, even though An'an no longer likes balloons as much as he did back then. He tied the balloon to the button of An'an's…