Threshold of Awakening

1960s, USA. Jane Ferguson, owner of a New York restaurant, receives a phone call regarding her missing husband Mark, a CIA agent who disappeared without a trace during a mission in Tibet. Jane must follow his trail to confront the terrifying secret that Mark has kept from her. She is plagued by so many questions... Why did Mark cut contact with the world? What do the ancient monasteries hide? And what does the Tibetan Book of the Dead have to do with all this? Some questions are better left unanswered...