In a legal way? Or as you saying you’ll just contact some people who’ll supply you with the weapon in exhange for a liberal amount of cash?
Fgc-9 + 'what about ammo' guides by deterrence dispensed are engineered to build reliable 9mm firearm out of non-regulated components in EU. No one shady involved.
Videos of unlicensed Germans doing this are online.
So, skirting the spirit of the law, instead of the letter.