"Riveting and brilliantly structured, A Simple Favor is an edge-of-your seat domestic thriller about a missing wife and mother that relies on a rotating cast of unreliable narrators to ingeniously examine the cost of competitive mom-friends, the toll of ordinary marital discontent and the fallacy of the picture-perfect, suburban family."--Kimberly McCreight, New York Times bestselling author

She's your best friend.

She knows all your secrets.

That's why she's so dangerous.

A single mother's life is turned...