Jaime goes undercover with a deadly human trafficking ring. Danny and Baez investigate a homicide connected to Darryl Reid, Danny's old partner. Also, Frank grapples with whether to publicly support Mayor Chase on a policy decision and Eddie is determined to teach a young shoplifter a lesson.

Jimmy faces off against Jennifer Lopez in Name That Song Challenge before speaking with guests Jennifer Lopez and Alan Ritchson and welcoming Gary Clark Jr. for a musical performance.