South Korea, 1974. After what appears to be a petty theft, Major Schultz is found hacked to death and the women he accused of stealing from him is attacked. Looking into motives for Schulz's death, George and Ernie discover he was investigating the 501st Military Intelligence Battalion: the Army's counterintelligence arm dedicated to tracking North Korean spies. The division is rife with suspects, but it's dangerous to speak out. As George and Ernie go head-to-head with the battalion's intimidating commander they learn that messing with the 501st can have very personal consequences.