The twelfth title in the series finds the Wind River Reservation without another one of its sacred petroglyphs. The Red Cliff canyon has been home to these sacred petroglyphs, and their accompanying sacred spirits, for a few thousand years. Seven years ago, however, one was pried out of the canyon and stolen. Travis Birdsong sits in prison for killing his partner in the crime. Yet, he has always maintained his innocence in the death and has never

An historian who is convinced that the memoirs of 19th Century Shoshone heroine Sacajawea are stashed somewhere on the reservation, has disappeared.