Book excerpt: If I can keep Hush Note's leading guitarist, Nixon Winters, on the straight and narrow for the next six months, I'll finally get my own band to manage-assuming we don't kill each other first.The egotistical, irritating rock star is fresh out of rehab, but it's obvious his demons followed him home-and now I'm sleeping down the hall. I've watched him self-destruct every summer, and with album deadlines and tour dates looming, I can't let it happen again. My career is in his hands.But tattoos can't cover every scar, and I'm starting to see through his trademark, irresistible charm to the damage beneath.Everyone wants the rock star.I'm falling for the man.If he doesn't let me in, he'll never break the cycle-And when these six months are up, I might be the one left broken