The illusionist

"When Stella first meets Martyn, he's just a stranger on a train. She knows nothing at all about him. But very quickly she is won over by his charm and breathtaking illusions, and when he asks her to marry him, she agrees. However, as they begin their life together, Stella starts to feel uneasy. What exactly is the show-stopping illusion he claims to be working on, locked away in that room? Who ar...