A Simple Favor by Darcy Bell.

A Simple Favor is the debut thriller novel by Darcey Bell. It was first published on March 21, 2017, by Harper.The novel centers on Stephanie, a mom blogger who seeks to uncover the truth behind her best friend Emily's sudden disappearance from their small town in Connecticut. Employing the unreliable narrator technique, the story is told through Stephanie, Emily, and Emily's husband, Sean. Mommy blogger Stephanie Ward is asked a favor by her best friend, Emily Nelson, one day to help pick up Emily's son after school. Emily never shows up to collect her son from Stephanie however, and after days of searching, she is believed to have been found dead. Stephanie starts digging deeper into Emily's secrets as she seeks to uncover the truth