Leps Lev

Lev is an Air Force Lieutenant and a cosmonaut candidate. He is later demoted and assigned as Irina's trainer in preparation for the experimental flight. He is nicknamed "Lev, the snow melter" for his warm and kind personality. [spoiler]Lev is selected as the first “human” cosmonaut, after his safe return from space, he reveals the truth about Irina in his ceremonial speech.[/spoiler] (Source: Wikipedia, translated)