If you are the killer in your dream, then you are likely forcing a change or ending somewhere in your real life. Ask yourself if you are putting a stop to that which is not useful to you or are you sabotaging a relationship or opportunity?

If you are the one being killed or fearful of being killed then you may be resisting a change or ending that you feel is being forced on you in your real life.

If there is a serial killer in your dream then this points to the recurring behavior of quitting or ending things before they are finished.

If this description does not fit you then this may be about someone around you that is currently affecting you.