Harry Potter finds himself sharing the Dark Lord's thoughts and emotions—a dangerous connection that threatens to consume him. As mental invasions grow stronger, he must learn to close his mind to Lord Voldemort before it's too late.

With denials hovering and support in secret converging at a hidden hub, Harry seeks protection through tutelage from a mysterious professor. Dark twists return, and time is running out.

Will he master the defenses against the Dark Lord's potent attacks, or will the closeness to his enemy be his downfall?