Y/N is a strange person. Bullied at school. Abusive parents then one day. She just disappears out of existence

A little boy almost died 6 years ago, but a triangle saves him and gives him a new life. What happens when he goes to an odd town named Gravity falls? My original Idea for my other book: Piceae Cipher: gravity falls Fan fic *I do not own Gravity falls, or it's characters