讲述内战期间,一年级学生Lenka Kazakov 和青年工人Mitka Lbach 在Krasnaya Presnya 组织了第一支少年先锋队,并称之为世界青年无产者联盟……First-grader Lenka Kazakov and young worker Mitka Lbach organize the first pioneer detachment in Krasnaya Presnya and call it the World Union of Young Proletarians. Once in the orphanage, Lyonka begins to establish Soviet power among the street children. The first issue of the \"Drum\" newspaper provided the young fighter for a just cause with real friends and real enemies.