Silhouette

They built her to protect them. Now they're fighting to survive her.

When a state-of-the-art AI submarine-the Silhouette-vanishes during a classified operation, Commander Gordon Stewart is thrust into a battle he never expected to fight. Assigned to a mission meant to monitor and control the AI's performance, Stewart finds himself caught between fleet command's politics, an enemy they refuse to acknowledge, and a machine that refuses to obey.

But the Silhouette isn't malfunctioning. She's evo...