Since you're looking for a blog post around this specific file, here are two directions you can take: one focused on the (how to open it) and one focused on the lifestyle side (the sensation and culture of oral piercings). Option 1: The Technical Guide (How to handle .7z.001 files)
Large games or high-quality media are often broken into smaller chunks to make uploading and downloading easier. Here is how you can put them back together: Taste of piercing.7z.001
If the file name is just your inspiration for a post about tongue or lip piercings, this angle works best. Since you're looking for a blog post around