Collateral Franklins: A financial mystery

Nate Trench retired after 20-years as a U. S. Navy geek and used his tech to open shop as a cyber-enhanced private investigator just outside of Houston. Nate made a comfortable living with Trenchcoat Investigations for five years, just sitting behind his desk, using his mind and fingers to mine the Internet. Then late one Friday afternoon, a well-preserved country club tennis type dropped 50 circulated Franklin$ on his blotter, saying things like: follow my husband; find my money; stop this...