Lou's past haunts her when her friend Charlotte arrives, followed closely by Wicks a man who hurt them both. After Charlotte mysteriously dies, Lou tells Rachel everything. Hickok tries to help an injured Lakota, Red Sky.
An old friend of Lou's, an ex-prostitute wanting to change her life, shows up in town, stirring up bad memories. But someone is on Charlotte's trail. Meanwhile, out in the field, Hickok befriends a wounded Indian whose wound he treated, even through the language barrier.