Guanyu Ta De Gushi

One day I asked my aunts and uncles about my grandpa. They said Grandpa was a gold miner, a trainee, a businessman and a hero. The stories they told are so difficult to imagine. I'm trying to find out who my grandpa is. But are these tales all real? Who on earth is he? (Source: IMDB)Runner-up of Best Animated Short Film at the 54th Golden Horse Awards.