This is The 1949 Walking Rope Containment Operation at Sfânta Treime Monastery, Caransebeș, Romania by Sascha Schmidt, a mythical creature horror story set in the frozen mountains of post-war communist Romania. In January 1949, a logistics officer running a black-market smuggling route through the abandoned Habsburg mine levels beneath an isolated monastery discovers that the tunnels are not empty. A subterranean constricting organism, known in local folklore as the Walking Rope, has been using the thermal springs for egg deposition and marking its territory with a luminescent venom film that turns surgical instruments toxic and contaminates human blood. When soldiers in the monastery above begin dying with spiral-patterned fractures and white-burned eyes, the officer realizes he is not facing a myth but a biological system that has been interact ...