She gets reincarnated in a different world as the antagonist named Ae Cha who is destined to die in the hands of the protagonist named Cha woo before that we go back before she was reborn her name was Nari a college girl who lived a quiet life in modern korea and had a few friends and never really hanged out with because she felt left out of place . One day Nari's friends invited her to go to the library she accepted cause she couldn't refuse , when they reached the library one of her friends named Jae got a book named named difference between people in different worlds and her friend said she had to read it saying how good the book was . Of course Nari couldn't refuse thinking it could be rude not to say yes so she put on a faint smile and agreed .

She started reading the book in her free time . She started sympathising with the protagonist , she couldn't believe the Ae Cha harmed Cha woo just because he was adopted .She sympathetically said if she was Ae Cha she would treat Cha Woo nicely and then closed the book saying in her head how the writer had no sympathy for the protagonist because he had to grow up in that house and be came cold hearted because of his suffering. After that she wakes up in a luxurious room , she suddenly thought she was dreaming slapping her self and noticing she isn't going back to her world until her maid named Anna comes into her room and greets her suddenly she thought the maid looked firmilir and she suddenly remembered she had read about her in the book as a friendly and nice person until she suddenly disappeared on Ae Cha's 13th Hbd knowing that she came to the conclusion that she was isekaid to the into the book she reading as the antagonist Ae Cha who is currently 7 years old knowing that she suddenly thought of changing the ending of the book knowing the protagonist Cha Woo will come in a weeks time . She starts preparing how she could welcome him . When the day came Ae cha wore a beautiful blue dress which matched her blue like crystal eyes and went well with her golden hair . She waited until half an hour when they came , Ae Cha jolted back in happiness and greeted Cha Woo with bright happy smile . After that interaction she started greeting and clinging on to Cha Woo , Cha Woo suddenly thought that Ae Cha was becoming annoying not even letting him go to his room , Ae Cha also knew she was becoming annoying but remembering she would die , she couldn't care less and continued clinging on to Cha Woo even going as far to follow him to the bathroom as an excuse of showing him around, Cha Woo Suddenly became angry and reminded Ae Cha of their gender difference knowing that she became embarrassed and ran away to her room knowing she went to far .