Budori and his family are living a happy life until a sudden weather change brought a disastrous drought upon them. Only Budari and his sister Neri were left, but then Neri got kidnapped so Budari is setting out to a journey to save his homeland and the only family he has left, his sister. While traveling he found people filled with kindness and a new world which he hadn't seen before. Budori starts studying the volcanoes with scientists to find a way to get his sister back and find a solution for the cold weather phenomenon.