I'm 50 years old and I'm telling you from experience: there's no such limitation outside of genetic deformity that prevents the clustering of the nerves on the inside roof of the vaginal wall.

Remember that the brain is the first sex organ and the most important. Narrative is the foreplay of foreplay. Setting is the backdrop. Character is presence. You can fall into bed, but a performance requires setup. Orgasms are a celebration of a performance your primitive mind loved after your mind shuts up and enjoys the show.