I'm guessing he produced the stone when she was dying and wished to have her not be dead and be all grown up to protect her but now he has headaches because his memories are hidden away or something. I'm guessing he needs to find the stone to fix that.
I'm guessing he produced the stone when she was dying and wished to have her not be dead and be all grown up to protect her but now he has headaches because his memories are hidden away or something. I'm guessing he needs to find the stone to fix that.