With the date of Julie's abduction rapidly approaching, Raimy and Frank each work to gather information from a girl whose mother was taken by the Nightingale. Meanwhile, Raimy meets Kyle who immediately remembers her from a brief encounter in the past. She doesn't recognize him at first, but flashes of their night together come rushing back to her.

When Frank helps Raimy uncover clues from the past to help solve a present day murder case, it brings up two different memories of her first day in the NYPD. Through Frank, Raimy continues to learn more about Stan which begins to cause friction with Satch. Meanwhile, Frank has trouble controlling his jealousy as he struggles to give Julie her space.

In 2016, Raimy meets a strange character named Karl, who speaks to himself in the future. In 1996, Frank feels like he's being taunted by the Nightingale. Meanwhile, having discovered new information, Raimy and Frank set up a plan to use the Nightingale's next victim as bait.