He want to fill the other hole other then your mouth or your love nest.Hun unless he works on it first to get it ready, dam right it is going to hurt and if your tight back there it is going to hurt a whole lot more.Ever take a dump and it hurts like hell coming out well just think about something a whole let bigger and a lot harder going in and in till you feel some eggs hitting your butt.But some women say that after some time of pain it gets better till they injoy it better then the front.Well you had better take some thing to clean you out before then or he will be deep in do-do.Injoy baby don't worry about walking funny it stops after some time.