Exactly. The burden of proof is on the person making the assertion. Otherwise one can simply assert anything without evidence and say "yeah? prove me wrong!"
At the very least, a narcissist will certainly make it seem like they have a plan. Even if they don't. Because the real secret of the narcissist is they're often actually quite incompetent.
I have plenty of experience with narcissists. They don't change.
There's only one fix.
Cut them out of your life to the extent that you can.
Not all narcissists are psychopaths. But all psychopaths are narcissists.
There's a lot of great microbrewery beer available in Montreal. I would highly recommend you try that! Molson and those types will taste like pisswater after that lol.