当一(yī )(🕕)位畅(chàng )(🌠)销(👷)谋杀(shā )悬(xuán )(⛲)案(àn )作(zuò )(🐽)家(jiā )受(shòu )(📼)邀(yāo )(📒)担(dān )(🏽)任(🐌)一(yī )(🍩)所杰(🌰)出(🃏)大(dà )(🕋)学的(de )(🕟)客(kè )(🕸)席(🛍)讲(🔱)师(🕰)时(shí ),一名(míng )(🎺)研(yán )究(🎗)生开始怀(huái )(🐉)疑他(🌰)是否(fǒu )与一(yī )宗校园(yuán )恐(😧)怖谋杀(shā )(🌫)案(àn )(👋)有关(guān )(🎲)。