Gardie and Kojiro : Season 1 Episode 48

After finding a missing person sign featuring Kojiro, Satoshi and his friends decide to find Kojiro and inform him of his parents' death. However Kojiro's parents turn out to be alive, and their death was only a decoy to get him to return home to the rich Rumika, a girl Kojiro was arranged to marry from when he was a little child. Kojiro has left because Rumika is terrifying, so everyone tries to save Kojiro from this fate, including Kojiro' old pet Gardie, Gar-chan.