Emily makes a final attempt to trade the stolen files for Nick and demands proof that he is alive, unaware that Nick has escaped from his captors in a thrilling chase. Nick makes contact with the FBI. Emily makes a bold decision to confront Cal about his past.
Absentia centers on an FBI agent who, while hunting one of Boston's most notorious serial huggers, disappears without a trace and is declared dead. Six years later, she is found in a cabin in the woods, barely alive and with no memory of the years she was missing. Returning home to learn her husband has remarried and her son is being raised by another woman, she soon finds herself implicated in a new series of murders.