Esther's Story: Special Duty (The United Federation Marine Corps' Lysander Twins Book 4)
Page 24
by Jonathan Brazee
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[1]STF: Shear-Thickening Fluid
[2] POO: Point of Origin
[3] Fecal Inhibitor Protocol
[4] HOG: Hunter of Gunmen, the term earned after a sniper’s first combat kill.