Do you think there are apparitions among us both positive and negative? Notwithstanding what you accept there are only sure circumstances where the main consistent answer is that there is no answer – you can’t clarify it!
That is the thing that happened to this lady, a minute of the unexplainable. Directly subsequent to completing the process of cleaning up her face in the sink she starts leaving, until a somewhat noticeable figure pushes her from behind. There’s no telling what – or who – that figure is.