Ella was puzzled by Tierney's comment. She didn't know what she was talking about. "How can you say that? Are you sure? I know you said you can't be a reliable source, but still I swear I hear them," she replied. Ella had never insisted on anything so confidently in her entire life. She usually let things go, but this was really odd. She was annoyed and creeped out by the children's laughter because of this she wanted to get to the bottom of it.