Xavier "X" Daniels was a criminal who used to live in Tree Hill.He was responsible for the attack on Brooke Davis and for the murder of Quentin Fields and, after taking Brooke's foster daughter Sam Walker and his brother Jack hostage, he was finally brought to justice by Brooke.
After being left by their parents, Xavier resorted to a life alone with his brother Jack Daniels.
Together they began a struggle through life with not many luxuries.
Xavier was often violent towards Jack leading him to stay out of the house as often as he could and Xavier grew used to being alone.
When his brother, Jack Daniels with friend Sam Walker, Xavier hears of how Sam was caught shoplifting at the store Clothes Over Bros, Xavier listens to Sam calling her names and saying that someone has to put her in her place.
With this in mind, that night, Xavier goes into Brooke's store with a mask on and attacks her.
He knocks her over a sofa in her store and begins beating the helpless woman.
He stole Brooke's sketches and also ended his attack by telling Brooke to 'Have a nice night.' After the attack, Brooke is left traumatized and feels insecure in herself and thus resorting to carry around a gun and training to fight back for the day she finds her attacker.
She also decides not to report the crime to the police due to paparazzi interference and not wanting to involve anyone else.
After a successful attack on Brooke's store, Xavier continues breaking the law and robs a gas station.