You seek out people engaged in illegal behavior and hope that there is a limit upon which laws they will violate and that that limit includes not harming you. If you're lucky, you're at the Napster end of the spectrum. The biker gang end if you're less lucky. Worse if you're unlucky.

Succumbing to positive peer pressure is a good thing. If you're friends aren't into it, then go have fun doing what they're into. Compared to walking in the woods with your child, psychedelics are not very high on the scale of profundity.