Mona Lisa Overdrive: William Gibson

Mona is a young girl with a murky past and an uncertain future whose life is turned upside down when her pimp sells her to a plastic surgeon in New York and overnight she's turned into someone else.
Angie Mitchell is a famous Hollywood Sense/Net star with a special talent. And despite the efforts of studio bosses to keep her in ignorance, Angie's started remembering things. Soon she'll discover who she really is ...and why she doesn't need a deck in order to enter cyberspace.
From inside the matrix, plots are set in motion and human beings are being played like pieces on a board. And behind the intrigue lurks the shadowy Yakuza, the powerful Japanese underworld, whose leaders ruthlessly manipulate people and events to suit their own purposes. Or so they think ...