Ivan Tsarevich i Seryy Volk

Once upon a time, there lived a princess, Vasilisa. The King, her father, insisted on marriage and decided in a fit of rage that she would marry the first person that passed by. This happened to be Ivan, a wannabe fireman from the neighboring kingdom who just happened to be flying by. The King forces Ivan to go to the I-know-not-where kingdom and look for I-know-not-what. Ivan undertakes test of courage as he tries to overcome incredible mythical obstacles in his search for the unobtainable. (russianresurrection.com)