She reincarnated as the incompetent villainess, the fiancée of the male lead, who committed evil deeds to win his love. Her reputation is already in ruins, and the main characters, deeply in love with each other, are even having an affair. "You are worthless and don’t deserve to stay in our family. Take this money and get lost!" "Yes! Goodbye!" So, she happily takes the money and opens a nostalgic stationery shop near a school, selling childhood snacks and toys. "Kids, come on in!" But something seems off about her young customers… "I’ll find you a better man than my cheating brother—handsome and well-mannered!" "How about my older brother, the Crown Prince?" "...The Tower Master is the best." Suddenly, she’s tangled up with the great swordmaster, the next crown prince, the villainous Tower Master, and even the final boss! Her peaceful stationery shop becomes a whirlwind of chaos. Help! She just wanted a normal life!