A new novel by a classic of children's literature - Vladislav Krapivin. The time of childhood and youth, the expanse of large rivers, friends, the first acquaintance with the city on the Neva, the poems of poets banned in that ancient time (more than half a century ago!) ... This remained in the author’s memory forever. And he decided to return once again to his childhood years, when his life was filled with many mysteries, discoveries and mysterious stories, which were eventually woven into a fascinating adventure story...