Life hangs by a thread.
When a treacherous fall leaves a climber dangling over a mountain ledge, his best friend, tethered to him by a fraying rope, faces an impossible decision: sever the lifeline that binds them, or be dragged down to his death with him.
When her ground-breaking pharmaceutical discovery is stolen and partner murdered, researcher Amy must face her fear of heights to escape nefarious attackers, with the only path to salvation being a treacherous aerial runway. To outsmart the mysterious hostiles, she has to summon every ounce of courage to protect the world-changing scientific discovery — and herself — before it's too late.
