A woman named Sunbi, sold into slavery wrapped in a cloth during her childhood, faces a tragic fate. With her innate beauty, she attracts jealousy and attention from others, eventually falling prey to the temptations of the lady she serves. Sunbi and the lady cross a line that should not be crossed.\n\n"Tonight is the night. You must come. I'll wait until you arrive."\n"My lady... please don't do this."\n\nOn the eve of the lady's wedding, Sunbi finds herself at a loss when the lady lures her into a plan to elope, only to realize too late that it was a scheme to cover up the lady's shameful past. To the lady, Sunbi was merely a toy to be played with and discarded. Ultimately, Sunbi is sold to a strange place called Uiryeongdang, bearing the false accusation of being a thief.\n\n"Come to my room tonight."\n\nThere, she meets another lady, Hyoeok. Sunbi casts a suspicious glance at Hyoeok's kindness, as strange events unfold every night in Uiryeongdang, where she struggles to survive. What is the truth and what is a lie in Hyoeok's feelings towards Sunbi?