Introduction: Ilyin, who has a precognitive dream, dreams of spending the first night with the Duke of Biflten.Oh my, you鈥檙e going to be a couple with the Duke of Biflten, who is known to stiffen your whole body when your eyes meet his?Besides, he is a madman with a sword faster than the words.鈥淵ou can leave this mansion whenever you want.鈥滻n the dark candle, the Duke of Biflten whispered. Contrary to rumors, the kind him never showed his face until the end. Then asked Ilyin, who spent ten nights with him.鈥淒o your body really stiffen when made eye contact?鈥濃€淣o.鈥濃€淭hen, can you show me your face?鈥濃€淥f course.鈥漈hat鈥檚 easier than I thought. But the faceless husband was silent for a moment. Then he whispered in a sweet, low voice, like a demon asking for a forbidden key.鈥淏ut you have to make a pact.鈥濃€淲hat?鈥濃€淚f you see me, you can鈥檛 leave this castle again, Ilyin.鈥滻 don鈥檛 want to lose you either.鈥淪o, if you want to run away, run now.鈥滺is obsession dropped gradually with a voice he didn鈥檛 even have in his heart...