In the early 1990s, China was adopting a policy of family planning. Rural women whose first child is a girl are permitted to have the second one. This story happened when Yang Yang's mother was pregnant again at Yang Yang's 7 years old. Yangyang didn’t know what this meant. She was still under grandfather's dotage with her carefree life, and bore a secret love for a cute little boy in her class.. Everything was so fantastic until grandpa passed away. Mother was about to give birth, so the family turned to be filled with jollification again. But Yangyang couldn't help feeling lonely. She missed Grandpa so much, tried to look for him. This continued for several days till mother brought the baby brother back from hospital. Yangyang stopped crying as soon as seeing the miracle pretty face.