She can't trust anyone. Not even herself . . .

When you have it all
Sarah Collier has been lucky: she's got a glittering scientific career and a husband who  loves her more than anything.

And you start to lose it
But now she's showing signs of early Alzheimer's, and the only hope for a cure is in a  controversial new technology being unveiled in Switzerland.

You'd go anywhere for help
In Geneva, as events turn dangerous and her memory loss worsens, Sarah has to decide  who to trust: the people around her - or, despite her symptoms, herself.