A killer is discovered hiding a body in a snow embankment on the side of a highway in rural Wisconsin. By the police arrived, the killer was nowhere to be seen. For decades the case was cold, many wondering if Mary Schlais' 1974 murder was carried out by another infamous serial killer who could be placed in the region at the time of the crime. When incongruencies pile up, a shocking discovery is made. Today the hosts discuss the advancement of forensic technology and how it will continue to end of the coldness of many of our nation's unsolved cases.