What if falling in love was both the best and the worst thing that ever happened to you?Imagine you one day meet a man and the two of you spend the next seven days together. By the end of that time, you've fallen in love, and you know, without a shadow of a doubt, that he feels the same. After the week is over, he leaves for a long-booked holiday, and promises to phone you on his way to the airport. But he never calls.Your friends tell you to forget him, but you know they're wrong: something must have happened; there must be a reason for his silence.What do you do when you finally discover you're right? That there is a reason for his silence - and that reason is the one thing you can't change?You.