I think the sword he her before was to protect herself and have send her to the shadow room cause he knows only the royal family can enter that room there before he trust the crown prince and for why he leave her is cause he is going to investigate the true poisoner to redeem her daughter cause he knows she would not do something like that.
I think the sword he her before was to protect herself and have send her to the shadow room cause he knows only the royal family can enter that room there before he trust the crown prince and for why he leave her is cause he is going to investigate the true poisoner to redeem her daughter cause he knows she would not do something like that.
just my theory of wut happened ┗( T﹏T )┛