On the remote island of Réunion, wealthy plantation owner Louis Mahé eagerly awaits the arrival of his mail-order bride, Julie Roussel. When Julie disembarks the ship, she appears quite different from the photograph Louis had received, but he is captivated by her beauty and charm. They proceed to marry, and for a while, their life together is idyllic. Louis confides in his lawyer friend and plans an extravagant future with Julie. However, suspicions arise when Louis's brother-in-law reaches out, suggesting that Julie may not be who she claims to be.

As time goes by, the façade begins to crack, and Louis discovers unsettling truths about Julie's past. His perfect world unravels as he finds himself entangled in a web of deception and criminal activities. Louis's growing obsession with Julie pulls him deeper into peril. Without a clear path forward and beset by inner turmoil, he must confront the reality of his situation and decide on a course of action that could either save or doom him. As secrets unravel, the story builds towards a dramatic and tension-filled climax.