There was a girl before Henry, Martin Brenner's only daughter, Haley. She was your average girl, a bit rebellious but then again what other teenage girl who just turned 19 wasn't? She was experiment 000. But she made a mistake, she altered her Tattoo, got a pink streak in her hair. When her dad found out, she was dragged to her father's lab, unknowing that her fate in the upside down was sealed the moment she stepped into that lab and met Peter ballard.