Dietland by Sarai Walker

In a world obsessed with beauty and thinness, a woman named Plum Kettle finds herself trapped in a cycle of self-loathing and societal expectations. Working as a ghostwriter for a popular teen magazine, she dreams of a future where she can finally undergo weight-loss surgery and become the "real" version of herself. However, her life takes an unexpected turn when she becomes entangled with a mysterious group of women who challenge the status quo and ignite a revolution against the oppressive standards of the beauty industry. As Plum navigates this new world, she embarks on a journey of self-discovery, empowerment, and rebellion, ultimately redefining her own identity and place in society.