She didn't fancy getting stabbed, and she didn't fancy getting dragged into actual maid-work if it wouldn't lead to any answers.
Everyone in that room was leaving, and if she lingered, someone like Harriet would no doubt pounce her and put her to work, with only the slimmest of chances of that work being helpful to the investigation.
So, she moved swiftly through the halls and headed back toward the secret entrance to Caleb's room, as Caleb directed her to.
Generally, she tried not to make eye contact or look at anyone, so that she'd appear the picture of a busy maid and not risk anyone flagging her down and asking her for something.
Despite that, on the way, she noticed a certain individual slipping into a room off the hallway. He immediately stood out as someone important. Or...rich, anyway.