Frankie Jr. is brought in to help with a murder case involving a youth hockey league; Cailin asks to stay with Maura; Maura has trouble living with a teenager.

Andi Carnick, Andrew Fiscella, David Barry Gray, Emilee Wallace, Jennifer Hasty, Joseph John Schirle, Laura Niemi, Michael O'Neill, Scott Alan Smith, Steve Monroe, Tara Erica Moore