Megan Stewart, 14, and her best friend Amy Herman, 13, though opposites in personality, are best friends. Megan carries the front of being the most popular girl in school, but this masks a lifestyle of hard partying, drugs, alcohol and indiscriminate sex. Amy, unpopular and socially awkward, clings to her relationship with Megan as a lifeline to social acceptance. Together, these two young girls forge a deep friendship based on their mutual needs. The two girls regularly communicate by web chat cameras or cell phone, and even meet boys online. As Megan seeks friends who are different from her usual posse of hanger-ons, she is introduced by a friend online to a 17 year-old boy named Josh in a chat room. Megan and Josh bond quickly, leaving Amy feeling a bit left out. One day, Megan goes to meet Josh in person, and she is never seen again. Amy launches into a concentrated effort to find her friend