Danny and Baez take on a case involving a U.S Army Corporal named John Russell, who is PTSD ridden and has beaten his wife and kidnapped their son; all on U.S Army property; As they investigate, Danny's memories of his own time in the marines comes back to haunt him as he was the only one of his platoon to survive during one of his tours. Meanwhile, Frank is rudely interrupted during a press conference about an undercover case by a woman who wants justice for her deceased daughter, Frank looks to Erin for help and they discover, with help with a witness, that the case has some questionable facts that may not help them. Also, Jack researches the Reagan family history for a school project and, when his family refuses to divulge personal details, he ends up digging deeper to figure out why his family refuses to talk about what they did during their service; he reveals his findings at his presentation, which helps his family find peace with their past.
—Aaron Ticen