"Southeast deficiency" refers to the lack of a corner in the southeast of the house, which generally affects the feng shui of the residents, such as the health and career fortune of the hostess. Therefore, when buying a house, many people will try to avoid buying such a house with a lack of corners.
In addition, this sentence also expresses people's pursuit and cherish of perfect things, as well as their disgust and dissatisfaction with some shortcomings.