本片根据波兰著名同名小说改编，讲述了二战期间，华沙被纳粹德国军队占领，波兰童子军的年轻人们与德国占领者进行英勇斗争的故事。Basedonawell-knownPolishnovelwiththesametitlethemoviere-tellsatruelifestoryofagroupofscoutscalled''SzareSzeregi''(GrayRanks)duringtheNazioccupationofWarsawandtheliberationofoneofitsmembers(imprisonedandtorturedbytheGermans)throughamaverickmilitaryactioninboarddaylightrightundertheenemy'snoseknown''ActionattheArsenal''whichwasthebiggestsinglefeatofthesortundertakenbyayouthresistanceorganisationinallofoccupiedEuropeduringWWII.