what does it mean, my dream?

i had a dream i was being dragged by something i couldnt see, it felt like a ghost. it was dragging my by my hair in circles around my bedroom. i ran to tell my mum who was in the next room, then we looked into the bathroom n a fist was apearing in the shower curtain like it was klenched. it felt like the dream was going on for hours on end plus it felt so real like iv never experienced in a dreaam before, things happened i cant remember but the last thing i do remember was laying in bed feeling scared of this thing, so i got my son who was asleep too in the room and was trying to get out of the room but the room jus keep getting longer and the door was getting father away so i was paniking and running towards the door but i jus couldnt get to it. that was the last thing i remembered PLEASE tell me what my dream means.