I Became the Bully Heir's Stepsister · SEASON 1
Episode 1
Episode 1 · 2026-10-08

- Drama
Episode overview
Go Yoon-ah, who enrolled in a noble school for only the top 1% of students. But due to her mother's remarriage, she suddenly becomes the pinnacle of the school's highest ranking, the 'Platinum', and the younger step-sister of Seung-ho, the school's champion.