Acu Puncture

A spirit web is kind of like what we would think of as a soul, or their spiritual aspect. They also, it's also been said, to be close to something like a spiritual dna. It can be physically thought of as a web connecting specific points in the body - somewhat similar to the hindu concept of shakras. And that your spirit web depends on a what sharpworld you're on, and it's kind of your blue print as to what investiture you can use.