Take on the role of Erica Reed, a Boston FBI agent with the power to see the past, as she follows the trail of four different serial killers, and a series of clues left for someone with her specific ability. Who’s leaving the clues? How do they know her secret, and what do they want from her?
In the intense finale of Cognition, the Cain Killer resurfaces and Erica must work with someone she cannot trust to finish what she started three years ago. But when the time comes to face her brother’s murderer, what lines will Erica be willing to cross? Which will she choose: justice or revenge?