Lindy looks into the disappearance of five teens which leads Lindy and Tommy to an unexpected venue.

A media mogul hosts a party at IRL in an effort to encourage New Yorkers to not be scared.

Tommy asks Lindy to investigate whether a busy New York City hospital has been hacked.

Lindy is drawn into the past by a message from the killer, and also unearths shocking revelations about her case.

Lindy turns to Jake for help in investigating her sister's abduction; and Tommy and Connor uncover information about the serial killer on the dark Internet.

Lindy's search leads her to the burial site for New York's unidentified and unclaimed dead for a showdown with the killer.