Chapter One: Thirty Years on a Shoebox

His payment app chimed anyway. One thousand yuan arrived with a note: Interest—one meal. Manager Ma stamped the employee sale form and laughed. “Even repaired, those might sell for six hundred. Has debt turned you into a sentimental collector?” “Maybe.” Lin hugged the box to his chest. “But now they're mine.” At nine that evening, Su Tang's workshop was still lit. She studied the heel through a magnifying lens, short hair pinned up with a pencil. “Aged adhesive. Upper untouched. Strange—this isn't a retail last.” She removed the insole and froze. On the yellowed foam, faded black ink read: The left knee can still hold. She looked up. “Where did you get this?” Lin's heart hammered. The Ledger's first secret was real.