Hi. need help to take the nexst step

Im 27 end wife is 25. I started out showing her Ir porn. Think she likes it. Maby not so female frendly porn I showd her. Then I got here some bbc dildos. Lex steel end meny more. She loves lex.
I wonder whats the nexst step. Im not a man how want to be humiliated by wife or something like that. Just want wife to have the best life that she can get.