When the defense attorney shows that Kate Meade, the lead witness in Cooper's circumstantial case against Brendan Quillian for the murder of his wife, Amanda, has concealed her affair with the defendant, this revelation of Meade's potential bias has a devastating effect on the prosecution's case. As Cooper struggles to recover, the case takes a whole new twist when a fatal explosion in New York City's third water tunnel, which is under construction, suggests that Amanda's death is connected with other violent acts in the Quillian family's past.