Paris Hilton discovers that she had a traumatic childhood experience that kept her secret

She became a household name after she died in the 2003 reality series Simple Life.

And on Monday, Paris Hilton dropped a trailer for her upcoming YouTube documentary called This Is Paris, with the subheading The Paris You Never Knew.

In the excerpt, the 39-year-old star recalls a traumatic childhood experience she kept secret from her family – even her sister Nicky Hilton.

Emotional: Paris Hilton drops a trailer for her upcoming YouTube documentary called This Is Paris, with the subtitle The Paris You Never Knew on Monday

The clip begins with Paris at her home with her dog before images and videos of her on the red carpet and posing with fans flash.

Paris was heard saying ‘I feel like the whole world thinks they know me. Nobody really knows who I am. ‘

While driving, she tells the camera person, ‘Sorry I’m so used to playing a character that it’s hard for me to be normal.’

A montage of her at events and posing for photos with a breathtaking view plays as she says about the images: ‘I always put on this facade. Always happy and perfect life. ‘

Flashback: In the excerpt, the 39-year-old star hints at a traumatic childhood experience she kept secret from her family – even her sister Nicky Hilton

Her sister Nicky Hilton asked her if she was happy, and Paris nodded her head as if to say yes before adding ‘Sometimes’ later.

Nicky is heard saying, ‘They say trauma, the mind can forget, but the body never forgets. It is staggered and it may come out whenever it comes. ‘as a clip from Paris DJing plays back in Belgium.

A man is seen approaching the face of Paris behind the stage as she takes a seat, before being seen in an argument.

Real question: Her sister Nicky Hilton asked her if she was happy

Pause: Paris nods her head as if to say yes before later adding ‘Sometimes’ with a laugh

Trauma: Nicky is heard saying, ‘They say trauma, the mind can forget, but the body never forgets. It is staggered and it may come out whenever it comes. ‘as a clip from Paris DJing plays back in Belgium

What happens: A man is seen approaching the face of Paris behind the stage as she takes a seat before being seen in an argument

Paris says ‘Stop’ with pictures of her taking off her makeup and going to bed.

‘I do not even know who I am sometimes. It used to be not like that. Something happened in my childhood that I had never talked to anyone before. ‘

The following clip shows Nicky and Paris sitting as Nicky says: ‘I just heard screams. Bloody murder. ‘

Paris is then seen in another scene telling her parents about it: ‘I could not tell your boys about it, because every time I tried, I would be punished by them. I still have nightmares about it. The only thing that saved my health is to think about who I wanted to be when I came out. ‘

Solo time: Paris says ‘Stop’ with pictures of her taking off her make-up and going to bed

Throwback: ‘I do not even know who I am sometimes. It used to be not like that. Something happened in my childhood that I never talked to anyone ‘

Heart to heart: The following clip shows Nicky and Paris sitting as Nicky says, ‘I just heard screams. Bloody murder ‘

With her mother: Paris is then seen in another scene telling her parents about it

Outlook: ‘I could not tell you guys about it, because every time I tried, I would be punished by them. I still have nightmares about it. The only thing that saved my health was to think about who I wanted to be when I came out. ‘

Paris runs into a crowd of people and grabs when she is heard saying, ‘I just made this brand, this persona, this character. I have been stuck with her ever since. ‘

A flash of Paris looks glamorous and at events are shown before a screaming Paris session is then seen.

One of the screen asked her, ‘Is that enough? to which she said, ‘No,’ clearly with tears in her eyes as she approached the camera.

This Is Paris premieres on YouTube September 14th.

Truth: A flash of Paris looks glamorous and at events are shown before a screaming Paris session is seen