Sidney, upset that Jason and Nikki don't believe her claims about Keith, comes clean about the details surrounding the day of his disappearance, causing Jason to cast serious doubt on the boy claiming to be his son. Meanwhile, Mike's police mentor brings a missing officer's case to the MPU team.
Keywords: ex-husband-ex-wife-relationship , missing-child , missing-person , mystery , philadelphia-pennsylvania , police-detective , police-procedural