Dia listened to the men quietly, frowning at the idea of a below area. "If deliveries can go in the lower level, there's a chance they take the bodies out down there too." She said softly, crossing her arms as she sighed and closed her eyes, deep in thought. After a moment of silence she opened her eyes again. "It could be that those with the keycards are specifically unable to talk about it." She said with a furrowed brow, "And mention of it in the 'top floors' is highly discouraged with a big punishment."