When Tom Mahoney was mugged on his way home from work, they thought it was the worst thing that could happen. When Tina & Harry found out they couldn't have more children, they thought that was the worst thing that could happen. When the new teacher Isabel Rawlins arrives, she brings with her a secret that's about to blow their respectable worlds apart. Five lives all intertwined and heading on a collision course. Will their relationships survive, or is one or more couple about to find out there's a husband thief in their midst? Remember, if you have trust you can conquer anything. When trust goes, madness sets in.