About the book: year / The main characters of the story are the Soviet boy Igor Vovchenko, the Hungarian girl Erzhi Csanadi and the Brazilian youth Jack, nicknamed the Red Hare. All three are connected by a strong, romantic friendship. The most incredible adventures happen to the young heroes, but they pass all the tests with honor, because Igor, Erzhi and the Red Hare are brave, honest and ready to rush to the aid of those who need protection at the first call.