Just the sight of Walker Barnes in her kitchen is enough to panic Jen Summers. Those feelings she once had that seemed like cold ashes for so many years are turning out to be hot, hot coals. Walker's sudden appearance is fanning all sorts of flames. Her guilt, her shame, her deep regret for what she'd done to him. But this isn't the awkward geek she'd hurt back in high school. This is a brand-new Walker—hardened, wickedly successful, brilliant, confident…sexy. And he hasn't forgotten how she used him. Or forgiven her. In fact, he seems bent on payback. Of all the times to fall for a guy…