The east is the eldest son, "purple gas comes from the east" and "makes a comeback". You can't put the bathroom in the east. The solution is to hang a "animal-headed mahogany mirror" on the east wall of the bathroom. You two are best suited to live in the northeast corner. The northwest corner and southwest corner are also suitable for bedrooms.
Don't trust the one on the first floor. I give others an answer, and there are no advertisements. I'm purely interested. You search on Taobao.
Very cheap. It's not that expensive