i need to know if there is any satanists in this place please

i have been having problems my mom dad and grandparents are all christan (which is a lie) and i dont know how to tell them im satanist at the dinner table we all pray to "god" but under my breath i say hail satan but still how do i tell my parents and grandparents

i need help at school i get picked on and i have the worst luck plus i get hurt 24:7 how do i summon a guardian demon to help make all that xhange

i need help man i just became satanist i need an explanation on satanism