Ray Chang

Simone and Sipowicz investigate a Chinese girl who was stabbed to death; Martinez partners with Lesniak for a robbery case; Medavoy leaves his wife again.

Jack and the team search for a missing 911 operator, Jessica Lawson. The investigation soon reveals that, in addition to being called by someone who threatened to kill her for interfering with his life, Jessica was also accosted by a man whose wife died while he was seeking Jessica's help on a 911 line.

Maya takes to the stage to prove that she has so much more to offer than just serving the kids; Kenneth finds JJ a job; JJ finds an unlikely rival; Ray informs his parents about his classmates' social lives and gets in too deep.