Esther and Fred Cavalieri are a flamboyant couple, deeply bonded with their two children. So why does Esther, a woman with no past and no enemies, end up in mortal danger? To protect her, Fred hires Mathias, a bodyguard, until the police find the perpetrator. But in their daily closeness, Esther and Mathias develop an intimacy that irrevocably draws them together. And this sensual tension poses a real danger to the family.