This is a story of obsession, love and murder - and not the one you're expecting. Cuckoo is a gripping debut thriller with a killer twist at its core. When Claire surprises her fiance, Noah, at work for their anniversary, she's the one who ends up being shocked to her core ...Because Noah left the company nine months ago, and she had no idea. How can she not have known? Now he isn't answering her calls. He won't respond to her messages. He's disappeared. As Claire desperately tries to find her fiance, her world begins to shatter as the truth about who Noah really is starts to emerge. And things are about to spiral dangerously out of control . . .