This isn't meant to be hateful I'm curious
A system is multiple people in a body.
Plural is a word to describe systems.
It's basically when diffrent people are in the same body. It's commonly associated with OSDD and DID, but a system isn't exclusive to those. There's a page on here about it if you'd like a better explanation (: /gen
Here is the page
https://lgbta.wikia.org/wiki/System
A system is multiple people in one body, it can occur for many reasons, such as spirituality, trauma, neurodivergence, etc.
What do you think?