I'll Be Waiting

Alice McMillan has a dark present, abusive mother, deceased dad, bullying at school, etcetera, etcetera. Her mother was planning on selling her to some hooker type of house where in return her mother, or rather, this beast was receiving big bucks in return.
A girl named Sydny soon helps her escape but her new life is quite complicated.
Alice soon changes her name into Alex but keeps her last name because those eight letters are one of the two things she has from her father.
Alex and Sydny flee to Nevada but comeback to Florida two years later, although Sydny is only 4 years older than Alex she takes her in as a daughter.
Alex's life is full of gangs, guns, blood, revenge, pain, revealed secrets, parties, drugs, sex, algebraic equations, and the schools bad boy Niall Horan