Seventeen Ain't So Sweet (S02E13)

Jane heads to her high school reunion, bringing along Maura for support, but the festivities take a dark turn when a former classmate is discovered dead on the football field. As Jane delves into the past, she realizes that each attendee could be a suspect. Meanwhile, Korsak receives an unexpected visit from his ex-wife, Melody Patterson (guest star Lolita Davidovich), who seeks his financial backing for her new venture. Additionally, Jane's old flame, Sgt. Major Charles “Casey” Jones, played by Chris Vance, makes a return, while Angela’s mechanic, Giovanni (Matthew Del Negro), has his sights set on Maura.