Crank by Ellen Hopkins
Seventeen-year-old Kristina Snow is introduced to crank on a trip to visit her wayward father. Caught up in a fast-paced, frightening, and unfamiliar world, she morphs into “Bree” after she “shakes hands with the monster.” Her fearless, risk-taking alter ego grows stronger, “convincing me to be someone I never dreamed I’d want to be.” When Kristina goes home, things don’t return to normal. Although she tries to reconnect with her mother and her former life as a good student, her drug use soon takes over….