The Frog Boys Case: A Forensic Engineering Analysis of the 1991 Cold Case
The Zero-Distance Suspect: The discoverer, "Choi," lived only 800 meters from the burial site in "Goat Valley," giving him ultimate geographic control. Professional Tool Identification: The skull punctures (0.5cm) perfectly match a 1991-era Chipping/Welding Hammer, a common tool for manual laborers like Choi. The Hybrid Jindo Factor: A brown-colored Jindo hybrid was the "silent partner," used to herd and freeze the 5 children through predatory fear. Visual Camouflage: The dog’s brown fur acted as natural camouflage against the dry March brush, explaining why it wasn't spotted from a distance. The Professional Knot: The children's clothes were tied in complex, professional-grade knots, indicating a suspect with high manual dexterity (a "Sonaie" or craftsman). Execution Positioning: Forensic analysis shows the heads were pressed against the hard ground during the attack, allowing the hammer to...