The multi verse is in 𝘢𝘳𝘦 hands things you probably Need To Read The Book

Sophie

Not much is know of them right now they don't like being in quiet places

They use they/them they will attack you if you call them she or her

They have hospitalized 9 people because they hate being called a she or her and        

(𝗰𝗹𝗮𝘀𝘀𝗶𝗳𝗶𝗲𝗱)

They have lived in darkness and has never felt anything for anyone but when they meat Dipper they feel like their responsible for him and a need to protect him

They know the truth
-K