In the brutal hierarchy of Baekyeon Girls' High School, where social status is determined by a monthly popularity vote, two girls find solace in an unlikely alliance. Kim Da-yeon, a high-ranking enforcer known for her volatile temper and the visible bruises she hides beneath her uniform, lives under the shadow of a wealthy, abusive father and the pressure to maintain the Mirage Group's flawless image. Y/N, an F-rank student plagued by severe anxiety, debilitating physical pain, and a volatile relationship with food and sleep, finds herself a silent victim of the system.