Besides being the Deputy District Attorney, Mark and Lola have been best friends since college.
Mark is engaged to Amy Quinn and recently learned she's still married to help her ex-husband with a medical condition.
Mark craves stability, especially after his issues with his estranged father, Victor
Tony: Why don’t you get a wedding planner like everyone else?
Mark: I don’t want to get a wedding planner in case Amy decides to pull the brakes.
Tony: That is not something you want to hear from a groom-to-be.
Tony: I take it you saw the news.
Mark: It can’t be a coincidence, Tony.
Tony: That is the concession I’m hearing, Callan.
Mark: Don’t tell me you don’t see it, too.