If You Loved "The Luckiest Girl Alive," Add Jessica Knoll's Other Books to Your List

In "The Favorite Sister," Knoll dives into the dark side of reality TV. Sisters Brett and Kelly have grown up with a complicated relationship, and it's only gotten more stressful as they've gotten older. Kelly, the golden child when they were younger, is now a struggling single mom, while Brett, who grew up in her sister's shadow, is now wildly successful and stars in her own reality show. When Kelly finagles her way onto Brett's show, their lives are thrown into upheaval and Brett's big secret threatens to come out, and the resulting chaos eventually leads to murder.