Can't Stand the Heat: Culinary student Ivan Zhang was found dead in the school's kitchen after slipping on oil and smacking his head. But Kieran considers the scene suspicious--where did the oil come from, when the dish Ivan was preparing didn't call for it? It might all boil down to Ivan's archrival, Ling, the last person to see him alive. Alexa goes undercover to the cooking class to smoke out the killer.