Minn Corp CEO Yo Minn witnessed firsthand the severe bullying that left her twin sister Laura Minn to her miserable fate on the school hill. Determined to take action for her sister, Yo Minn decides to wear Laura's school uniform and launch a brilliant counterattack! During her time assuming her sister's identity, she not only meticulously plans to punish the bullies who harmed Laura but also helps her sister achieve her dream of becoming the final apprentice of world-renowned designer Renee Tai. "I promise you, I will definitely help you. Don't be afraid, my little sister..."
