What do the five ghosts in the geomantic omen of Bazhai mean and represent?

In Eight Houses of Geomantic omen, five ghosts and doctors' life extension represent eight directions of the house, among which the gate is called Fu Wei, also known as Qikou. The remaining seven directions, only the doctor's longevity and vitality, three directions auspicious, people live to benefit. The other four directions are fierce, people are not conducive to life, and being born in good luck is also related to your own life palace, which cannot be clearly stated in one or two sentences. This is the meaning of playing strange. If I live in Beijing, I can show it to you for free.