Fugitive's Punny Escape Attempt Advice to Guarder", "centralFigure": "guarder's wordplay advice to guarder's wordplay

Listen here, numbskull. You probably think a 'guard' is just someone who stands around, right? Wrong! It's also when you're being careful. The fugitive telling the guard "Don't let your guard down" is a play on word. He's telling him to stay vigilant because he might try to escape again, but it also sounds like he's just stating the obvious since the guard literally caught him! Get it now, genius?