Perhaps if Elizabeth had written the script for the rest of her life it would have read: active 60 year old, comfortably settled in life with a grown-up family safely seen through all the traumas and dramas of early years now free to grasp her time of freedom and comfort. What could go wrong?

She had surely earned this time to spread her wings and try new things, be a little extravagant and allow herself to indulge in a few favourite pastimes. But somewhere along the line the script had been altered, taken over by a new scriptwriter who had torn up the old script, and written a new plan for her. If Elizabeth had known that a major train crash and the chance meeting with a stranger on a train would precipitate her into an entirely new life and not the cosy self-indulgent one of her idle dreams, would she have drawn back?