Hypocrisy, but Sincerity

[Cold Blade Female Agent × The Powerful One of the Dark Night, dual powers + game + taboo puzzle! ] There was no failure in Lin Qiutong's mission dictionary - until Gu Chengyan put the silver dagger against her carotid artery: "Dear bait, your heart has missed three beats." He crushed the cyanide capsule hidden between her teeth and pushed whiskey on the rocks into her lips: "Remember, you have to be sincere if you want to kill me." She indulged in the gentle trap he weaved, but when the truth was revealed, she discovered that she was the most deadly chess piece on his chessboard. "Why did you spare my life?" She pressed the bloody dagger against his heart. His pupils reflected the bloody moonlight as he smiled lowly: "Because your trembling fingertips... Are true." When lies and truth are intertwined, in this game of gambling on the soul, whoever delivers the truth first will be doomed.