His secret... (Billdip)

AU description-Dipper has this huge secret, which only his close family (mabel and his parents- not even the grunkles because dipper doesn't want to tell them) know. Bill is just another highschooler trying to survive with his twin. Though, they had powers and were the most popular boys in school. Dipper starts to develop a crush on bill, who he doesn't think has feelings for him. Mabel becomes best friends with Will (Bill's twin) and Will starts forming a crush on Mabel.