In the mid-19th century, Elizabeth Packard languished in a mental asylum, imprisoned there by her husband—simply because she did not always agree with him. Eventually, Packard was able to seek her release in a landmark court case that would determine whether or not she was sane. As Kate Moore recounts in this inspiring biography, Packard defied all odds as she fought for her freedom and devoted her life to protecting the rights of countless other women confined against their will.