Colonel Russell Williams seemed to embody military excellence; a decorated commander of Canada's largest air force base, trusted to fly prime ministers and royalty, with an impeccable service record spanning decades. But behind the uniform and accolades lurked a predator whose crimes would shock a nation.

Between 2007 and 2010, Williams led a sinister double life. While commanding Canadian Forces Base Trenton by day, he spent his nights breaking into homes in the communities he was sworn to protect. What began as fetish burglaries—stealing lingerie from women and girl; escalated into sexual assault and eventually murder. His victims included Marie-France Comeau and Jessica Lloyd, whose deaths would finally expose his dark secrets.

Williams' case is particularly chilling for its contradictions: a man of discipline and achievement who m ...