Sexual assault

I was sexually assualted on thursday...i havent told my parents cause they dont know this guy came over...we didnt do anything bad like have sex, he got on too of me and started sticking his hand in my pants and i told him to mulitple times, he wouldnt..so i tried to get up but he wouldnt let me so i told him to stop a few more times...and then i got up.. ive been crying a lot ever since then...im not okay..and now all my friends are gonna beat him up...i have a whole group of 15-25 people after him now..im scared and have been crying so much.. please pray for me as i go through this..no hate.