Jack Says

Waking up in London with amnesia next to a dead body, Jack has just enough time and sense to disappear before the police arrive. In an attempt to lay low, he heads to Paris to visit the ex he can't remember. But a guy like Jack attracts trouble, and an encounter with the mysterious Girl X draws him and the woman he loves back into a world he s trying hard to avoid... and to remember. (amazon.co.uk)