Which episode is about two families going to buy a house together?

Faye Ting calls Qiao Mai at night. After meeting, they discussed how to deal with the storm of buying a house. They decided to sign an agreement just to deal with their parents. Teng Fei took his parents and Qiao Mai's parents to see the house, but Joe's father asked him to buy a house in Beijing. Teng Dezhi felt that the house there was reasonable in price and suitable for providing for the aged, which made Qiao Fu very excited and twisted his foot. He insisted that Qiao Mai should not live so far away. Both parents looked at the house, but Faye Ting had no choice but to call Qiao Mai, and Teng Dezhi paid the deposit for the new house.