**GIA Shadow Protocol: The Cancun Codex** *"Off the books. Out of time. One shot at a cursed fortune."* When rogue GIA agent **Vincent Castello** takes a black-market job to recover **lost Aztec gold**, he uncovers a secret older than empires-and far deadlier. Beneath a Cancún cathedral lies a **sacrificial chamber** guarded by shapeshifting horrors, where the treasure isn't just stolen... *it's alive.* **Praise for the Series: ** *"*Sicario *meets* The Descent *in this white-knuckle thriller. Castello's nightmare is just beginning."* - Black Opal Press **Features: ** ✔ **High-stakes heist** meets **Lovecraftian horror** ✔ **Authentic Aztec lore** twisted into a modern conspiracy ✔ **Shocking ending** that demands a sequel **For fans of: ** - *The Ritual* (film) - *Relic* (Preston & Child) - *Tomb Raider*'s darkest missions **Click "Look Inside" to read the explosive first chapter!** --- **Why Buy?** - **Instant-delivery ebook** (Read tonight!) - **Page-turning pacing** (No filler) - **Bonus appendix** with declassified "files" **Warning: ** This gold isn't just cursed-*it's watching.*