The nice lady who works in Human Resources isn't supposed to be chasing killers. After the death of her mother, Ellen Sparks discovers that she has a sister she never knew existed. However, her happiness is short-lived. Before she can get to know her new sibling, her sister is murdered. Now, Ellen must get out from behind her desk and unravel the mystery of who her sister was, how she lived, and who was responsible for her death.