Marnie's first serious relationship came when she was 16-years-old.
Warning: This article contains references to strangulation, coercive control and domestic abuse.
She was naturally excited when a former friend became her first boyfriend.
But after a whirlwind few months, everything changed with a slow, determined peeling away of her personality.
"There was isolation, then it was the phone checking," says Marnie.
As a survivor of abuse, we are not using her real name.
"When I would go out with my friends or do something, I'd get constant phone calls and messages," she says.
"I wouldn't be left alone to sort of enjoy my time with my friends. Sometimes he might turn up there, because I just wasn't trusted to just go and even do something minor like get my nails done."
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