A.L. Kennedy 
Blue Book 

You are crossing the Atlantic on a liner with your boyfriend who may or may not be planning to propose.You are fleeing the past — your ex-lover Arthur, the man who helped you dupe the vulnerable into believing loved ones were trying to make contact from beyond the grave. But there’s a secret you’ve kept from Arthur, a deception about the two of you that threatens to emerge when you discover Arthur’s presence on the boat.