''Hotaru no Haka'' (Brazillian title : ''Túmulo dos Vagalumes'') is a very sad and moving film about the second war in Japan,focusing in the difficulties of a brother(Seita) and a sister(Setsuko).After their mother is killed in an air raid and their father was also killed working in Japan's navy army, Seita needs to be responsible for his little sister Setsuko,a very adorable and sweet little girl. They both go to their aunt's house to live, but after knowing that Setsuko and Seita are now orphans,their aunt changes her behavior and starts to be cruel and annoying with them. Seita stays tired of that, and decides that is best to him and Setsuko to live in a different place, that is a kind of an abandoned shelter. Having problems to find supplies and needing to steal to have something to he and Setsuko eat, Seita and Setsuko gradually starts to have many health problems. Setsuko even goes to the doctor, since she is with malnutrition and diarrhea, but in war times, everything gets even more difficult.<br /><br />Even if you are not an anime (japanese cartoons) fan, this movie is worth of watching.