A woman had her flesh burnt and eaten, was violently raped and allegedly had noughts and crosses carved on her back by her ex-boyfriend in a horrific attack.

Eight years after the woman was subjected to the abuse that has shocked police, she is finally set to see her attacker brought to justice.

Officer of the year: Constable Genelle Warne was recognised for helping victims to come forward. Credit:NSW Police

Her ex-boyfriend, who cannot be named to protect the victim's identity, pleaded guilty last week to a string of charges, including sexual assault and kidnap, and will be sentenced in a Sydney court next year.

There are several lesser charges he hasn't pleaded to.