The video teaches us that filial piety is important and reminds us that we should be filial to our parents.
From the video 1. discuss about the sacrifices shown by (i) mother and (ii) son.
The mother sacrificed spending time with her son. The son sacrificed going back home despite the lack of Internet so he could not do this work.
From the video 2. discuss about the sacrifices shown by (i) father and (i) son.
The father sacrificed time and money to take care of the son. The son sacrificed time to walk and buy things for the father, and time to prayer for the father.