Two years ago Holly Daniels's fiance walked out without any warning – now the two specialist registrars are reunited, forced to work side by side in the rapid response team of a busy emergency unit.Holly's surprised at how fast her heart responds to Ben Carlisle, despite their past. Ben is just as quick to react. So why did he walk away in the first place? Holly senses Ben is hiding something, and suddenly discovering the truth about him becomes a matter of life and love…