Every last Thursday of the month at an all-girls high school, the students of Class 2–5 cast their votes in a popularity poll. The results classify them into Grades A, B, C, D, and F. If they fall into Grade F, they become legitimate victims of school violence.
Jang Da Ah is an South Korean actress under KINGKONG by STARSHIP. Her sister is Jang Won Young from IVE. In 2024, she made her acting debut in the drama “Pyramid Game."