A rooftop swimsuit photo shoot ends badly when the hotel's concierge falls off a balcony and is impaled by a statue. Mac, Danny and Det. Flack question their primary suspect, a supermodel who was seen arguing with the woman shortly before her death. Meanwhile, Stella, Lindsay and Sheldon rush to the scene where a woman stands in shock after shooting an intruder. The case hits close to home for Stella as the shooting death reminds her of her personal experience with her violent and now deceased ex-boyfriend.