Usually reflects a desire to avoid a frightening situation.
Some people experience "Dream Worlds" that are remarkably consistent. Lucid dreamers—those who realize they are dreaming while still asleep—often report visiting the same alternate universes or personal hubs, like a recurring fairy village or an underwater mermaid world. Bringing the Dream to Reality Dream Universe
Our minds use this "universe" as a mirror for our psyche. Common dream experiences often point toward deep-seated emotions: Usually reflects a desire to avoid a frightening situation