"The last time I handled an investigation on my own I killed twelve people. I am not sure the staff would trust me to do this without a chaperon, and they would only slow me down."

Laura didn't like lying, she did her best to avoid certain truths if they were not to the topic at hand. But given how she handled the kidnapping, and her later activities outside of the school she would not trust her to handle this on her own. "I do not intend to kill anyone."