JIRO is MASTER HAIROI'S second-in-command. When the evil ZENTARO invades the THIEVES' FOREST, JIRO pretends to be the guild master to protect MASTER HAIROI. However, HAIROI foolishly shows up in an attempt to outwit ZENTARO. Things go awry in the depths of the THIEVES' FOREST, leaving JIRO alone with the mysterious armored man...