当(dāng )(🈯)一(yī )(🕕)位畅销(👷)谋(móu )杀(shā )(🆓)悬案(àn )(✒)作家(🥇)受(shòu )邀担(🏽)任(rèn )一(yī )(🍩)所(🔼)杰(🌰)出(🃏)大(🕋)学(xué )(😘)的(de )(🕟)客(kè )(🕸)席讲(🔱)师时(shí )(🤢),一(yī )名研(yán )(🔧)究(jiū )(🎗)生(shēng )开(kāi )始(shǐ )(🥈)怀(🐉)疑(yí )(🛤)他是否(fǒu )与(yǔ )(🏴)一(🗼)宗校园(yuán )恐(😧)怖谋杀(shā )案(àn )(👋)有关。