adding kitten to family

Hi all! longtime lurker, first time poster! i have a 3.5 year old orange sphynx boy named Ignacio (Nacho). he is my pride and joy. lately he has seemed restless so tomorrow we are going to pick up a second cat (~3 months old) from the breeder we purchased him from. his name will be Idelfonso...

I posted a thread a few days ago about this, I got a female un-spayed kitten to be a sibling to my one year old neutered boy. So far all he does is bite her and attack her and all she wants is to love on him and be near him. She is MAYBE 2 lbs and he is 10 lbs . The size difference is insane ...