MIU HEI and YUET MOON are the mother and daughter-in-law in the KO family. Both of them love watching TV very much. This evening, they are going to miss the grand finale of their favorite TV show since they have bought tickets for a stage performance. MIU HEI asks YUET MOON to pre-record the TV show but they return at night to discover that the video recorder is not working. The in-laws start a quarrel for this. However, the one who is responsible for this is actually…