We are sure that we want to involve a male non-human partner so we are preparing ourselve mentally and physically but you can only prepare for what you think is about to happen. But once it does happen, once the dick is inside how much can you actually control? What if he is too rough, what if he is hurting you, what if you change your mind or have to get him off for other reasons, how will he handle the rejection? How much about the pase, the position and all is really your choice? Most of the things you find online, are showing a person on all four and letting him go wild, so is that how it will go?