Brain surgery, sex, power, politics and the dangers of living at the top.Laura Greenwald, nursing administrator at a busy Boston hospital, has dealt with snowballing demands in her job for too long. Then she sees five words that might change her life: Nurse, Passport, Travel, $700,000/year. The job advertised promises a world beyond her imagination.What would such a job require? She wasn’t sure she wanted to find out. Laura had already lived through what looked too good to be true. But she couldn’t stop thinking about the salary.In an impulsive moment, she applies for the position thinking she will be ignored amidst hundreds of qualified candidates. She forgets the whole thing until an unnamed person calls her at work. Laura answers figuring nothing could be more aggravating than the meeting she was in.That was her first miscalculation. Would there be a second? Would this job ask for more than she’s willing to give?