At the banquet , he sees Lijun for the first time after a long separation and becomes sad , which puzzles Lijun 's father .
Lijun 's mother invites Qiping to the banquet , and Qiping accepts .
At the banquet , Qiping sees Lijun for the first time after a long separation and becomes sad , which puzzles Lijun 's father .
Lijun 's mother invites Qiping to the banquet , and Qiping accepts .