Homemade erotica in the bathroom

The man takes off his clothes. Completely. Whole. And in this form, it exists next to dressed people. For example, on the beach, or at an open air picnic. What's it? A mental aberration? An overwhelming public challenge? Or maybe this person is just trying to merge with Mother nature as completely as possible, in general, rightly believing that if we come to this world naked, then this state is the most natural for us?