Every Thursday afternoon, once a month, students at Sarang High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school. After starting at the bottom, can new transfer student Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Every Thursday afternoon, once a month, students at Sarang High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school. After starting at the bottom, can new transfer student Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?

Once a month, students at Baekyeon Girls' High School cast their votes in a popularity poll. The result? A brutal ranking system that determines the entire social hierarchy of the school.

Sung Su Ji has just transferred and scores a zero. After starting at the bottom and becoming a target of school violence, can Su Ji make her way to the top of the pyramid? Or will she topple the game altogether?