Samantha Baxter has a full, sane life—creative job, lovely family, and all the trappings of middle-age happiness. But when she gets a diagnosis that terrifies her, a lifetime of polite pleasing and putting others first ignites in her a surprising, pure rage. Maybe Sam will survive the surgery, and maybe not, but either way, she’ll spend the next three weeks burning her life down: sleeping with a student her daughter’s age, speaking every truth she’s ever swallowed, and refusing to apologize for her wildest, most essential self.