I’ve invited her into my home. It’s the worst mistake I’ve ever made. Everyone thinks I have the perfect life. From the outside, it looks like I have it all — a beautiful home, two wonderful kids, a successful husband. My life is nothing like I expected.

I used to have an exciting career. Now, I spend half my day in the school pick up line. My husband is always away for work, and I can’t handle everything alone. Then I meet Adeline. She’s friendly and confident — I like her instantly. I don’t trust anyone to look after my children but she’s experienced and has excellent references. She’s everything I need. So I hire her to be my new au pair. I bring her into my home. She cooks for my husband. She looks after my children. I trust her with my life. If only I’d known . . .

A brilliantly twisty page-turner from a USA TODAY bestselling author. Perfect for fans of Freida McFadden, Kiersten Mogdlin, Valerie Keogh and Shari Lapena.