Feri is a K-Pop superfan who dreams of moving to Seoul to study fashion design, inspired by her favorite idols. To get closer to that dream, she enrolls in a new school and quickly becomes one of the most popular students. There is just one problem: it is all a lie. Feri attends on a scholarship and does not belong to this world of wealth and appearances. Her family runs a small quinceañera dress shop, and her secret is in danger when Sebastián, the school’s most handsome and mysterious student, discovers the truth and blackmails her into a fake relationship under contract.