On the morning of September 11th, 2001, Commander Dan Lenson is visiting the Pentagon while his wife is at a job interview at the World Trade Centre. In the terrifying moments that follow, their lives are changed forever. Our nation is under seige. And, as the whole world watches the towers fall, the search for Bin Laden begins...Still reeling from the tragedy, Lenson's SEAL team is assigned to Task Force Rhino in Afghanistan. Their mission: to hunt down, capture, or kill Osama bin Laden and other senior members of the Taliban and al Qaeda. But Lenson quickly discovers the odds are against them. The terrain is impenetrable, the journey gruelling, and the mission spiralling out of control. And before they can take down a target that's just beyond their reach - they have to face an enemy that's all too close...