VPNs only work while there are jurisdictions that don't have age verification laws and services don't ban access from those jurisdictions.
That won't save you from being targeted. Flawed methodology from the prosecution doesn't matter if all your stuff gets seized, and they really want to hurt you. See Black Ice:
[1]https://old.reddit.com/r/Freenet/comments/4ebw9w/more_inform...
[2]https://retro64xyz.gitlab.io/assets/pdf/blackice_project.pdf