Caroline is a psych student working as a sober companion in Chicago, hired by Elijah Mikaelson to assist his brother, Klaus, who is fresh out of rehab. For the next six weeks she'll be with him 24/7 helping him to maintain a sober life. Caroline will soon discover Klaus is no ordinary client. AH/AU, based off of Elementry/Sherlock Holmes. Do not have to be a fan of Holmes to read!