Title: The Sister-Man - Patrick Lapeyre - book
Summary :
Inter Book Prize 2004
"At this very moment, Cooper—who, by the way, would have preferred not to be named—is waiting for his sister. He's been waiting for her for years. Without telling anyone. So it's best not to count on him to explain the reasons for such strange behavior. It's his secret. Except that at this moment, he doesn't yet know what his secret will cost him."