The remaining Cleaners fled into the rain. Ryu knelt beside the shattered remains and sifted through the ashes until he pulled out a glowing microchip marked with a crescent moon—the same symbol hanging from Min-Jae’s pendant. Before either of them could speak, Min-Jae’s phone suddenly rang. The caller ID read “Sister,” even though she had been missing for three years. With a shaking hand he answered, and a deep, synthetic voice ordered him to bring the Immortal to the ninety-ninth floor or she