She looked out the café window at the Tagus River. A cargo ship was moving slowly toward the Atlantic, its hull covered in solar panels and flying no flag.

Lena was a "drift auditor," a new profession for a borderless world. Her job was to follow the money. Not to catch criminals—that was too simplistic. She followed anomalies .

Or she could delete the hash. Let the anomaly remain a ghost. Keep the smooth, efficient, bloodless flow of Globalscape Money alive.