But there was no one in the room to answer Vivian. She searched the bathroom and study, but still found no trace of Margaret.

Could it be that Margaret had left?

But how could that be possible?

Her room door had been open the whole time. Although Vivian had been chatting with Brevard just now, she still kept an eye out.

If Margaret wanted to go out or open the entrance door, she wouldn't have missed any movement.

Margaret must still be in the house!

Vivian ...