“It's 10:30 on a Friday night, and Amanda*, a magazine editor in New York City, is the last one in the office. Again. Not that she's complaining. Fact is, the 30-year-old has ridden successive waves of promotions in her brief career, largely because she possesses a blend of talent, smarts, and stamina that's hard to come by. But she has something else in her get-ahead arsenal: a secret stash of little blue-and-white pills...”