As Derya reads, the book’s examples—like the of choosing a path or the diminishing returns of a relationship—begin to mirror her own life [4]. When she follows the book's logic to solve a local merchant's supply crisis, she realizes the "dismal science" is actually a map of human desire and decision-making [1, 4].
Derya, an economics student, finds an old textbook titled İktisat Bilimine Giriş (Introduction to Economics) in a dusty library corner [1, 2]. Inside, she finds a handwritten note: "The invisible hand doesn't just guide markets; it guides lives." [3] Д°ktisat Bilimine GiriЕџ KitabД±nД±