The sirens wailed closer, their shrill cry cutting through the rain-soaked night as Lena Hart stood her ground on the train yard’s edge, the key to locker 47 clutched in her hand. Claire, Vivian Whitmore’s fixer, faced her, gun raised, her eyes flickering with doubt but her stance unwavering. Behind Lena, Kessler trembled, his whispered hint about the vault’s code—her birthday, four digits—burning in her mind. Sasha Voss, Riley Kane, and Daniel Carter flanked her, tense and ...