The headless female ghost in your dream is the third party you are afraid of.
There is no head, because you are not sure what kind of person you will become.
It's a ghost, because it's not found in reality. It's just an illusion in your heart, an uncertain thing.
Ghosts are also worried, just like worrying about the empathy of the person you like.
That's what the second section means. He talks to others. This is what you don't like. Those girls were ghosts in your first dream.
In reality, emotional things are really difficult to solve.