My sister and I had to escape thru a window because our other sister was trying to kill us. We ran into the woods and then his in a van at nightfall
Dreams about being pursued or threatened by a family member can often reflect underlying tensions or conflicts in your waking life. The fact that you felt the need to escape and hide from your sister suggests that there may be some unresolved issues or feelings of fear and vulnerability in your relationship with her. The act of running into the woods and hiding in a van could symbolize your desire to escape from these unresolved emotions or situations.
The nighttime setting could indicate feelings of uncertainty or confusion surrounding the situation. It may be worth examining your relationship with your sisters and any conflicts or challenges you may be facing in order to address and resolve these issues in your waking life.