Rohan's words rang through my head as I walked up the castle stairs. What did he mean when he said Xavier 'didn't come back the same' and how were the hunters killed?

I always wondered why Xavier didn't speak about the time that he lived there and perhaps he didn't want to because something terrible or dark happened. I know that I didn't feel comfortable or ready to speak about what happened when I was kidnapped maybe Xavier felt the same?

But what could have happened to him?

As I entered our bedroom and plopped down onto the bed like a starfish, I looked up at the ceiling. My thoughts...