During World War II, a unit of the Spanish “Blue Division”—soldiers sent by Franco to fight alongside the Germans in Russia—come upon the corpse of a Spaniard with a nursery rhyme carved in his chest. A second, similar corpse is found, and the commanders suspect they may be harboring a serial killer. A fascinating take on a little-known chapter of Spanish history, Frozen Silence creates a world in which appearances often lie and nothing is certain.