Stella and Danny are heading into the world of cuddle parties: non-sexual events were adults learn to touch and hug each other. Meanwhile, Mac, Hawkes, and Flack investigate the death of a hated plastic surgeon found covered with lye with thousands o... (more)f eyewitnesses during rush hour at Grand Central Station. While Mac and Stella assist Aiden in a rape case, after she breaks an evidence seal, Mac must come to terms with Aiden's action and work up the nerve to fire her.

Casey McCarthy, Ed Quinn, Jay Kenneth Johnson, John Cappon, John Dove, Laird MacIntosh, Larry Poindexter, Lauren Bowles, Leroy Edwards III, Natalina Maggio, Paul Wesley, Renee Darmiento, Sarah Scherger, Sonia Segal, Steve Paymer, Todd Stashwick