Tang is served legal papers and is later involved in a shooting; Sammy holds a grudge against Ben; Lydia makes a decision about her pregnancy.
At Atlas' open house, the parents and teenagers are thrown together after the revelations of the gala, causing more drama to unfold for one family.
Grace is called to the crime scene where there is blood everywhere but no body; Ham and his wife separate; a ketchup and mustard incident becomes a running joke around the squad room.