I may not understand it correctly, but she never was a member of the harem, she was a servant and never "rank up" to be in the harem selection pack. Not even mentioning the real harem or the true wives.
I would suggest to either go will full fiction religion or said fuck you to all beliver who just spit their hate at you or try to influence you to have their religion in a better light in your story and just go with your plan without changing it no matter what they said.
The "saint" bitch was manipulated, but the sword heroe and the commander know exaclty what happen to them and even try to fight against it but can't.
For the Rape, well tor that one, he had a good reason with what they have done to him.
The sword hero didn't had her personality wipe when she got gang bang by her soldier. Same for the commander or any grade he had, when he altered his face have the same as him so he would toyed with.
Yeah, I don't have hentai ntr ref for him. It's sad to not be able to help this poor soul...