Framed in a drug scandal orchestrated by Yul Hui, Je Na’s downfall seems imminent, until her allies step in. Meanwhile, Hye In follows a clue tied to a wrist injury and begins to suspect who holds Si Eun’s phone. With everyone hiding their true loyalties and intentions, can Hye In uncover the truth and protect herself before it’s too late?

Tensions escalate as Hye In is forced into submission, becoming Yul Hui's pawn. However, Yul Hui's schemes unravel when her role in a setup against Je Na is exposed, putting her in a desperate position. Meanwhile, a new strategy emerges to take down Diamond 6 members, with plans to leak the truth through Black Dog's channel.

After Hae In's death, the fragile balance between the characters starts to collapse. Yul Hui pressures Hye In to expose Je Na with a lie during her engagement ceremony with Jin Uk, using a video as leverage. As the fateful day approaches, Hye In stands at a crossroads. With everyone watching, Hye In’s next move could change everything. Will she betray and bring Je Na down, or choose the truth?

Despite the risk of revealing herself, Hye In bravely exposes Yul Hui and the web of corruption festering within the school during Je Na's wedding. As her meticulous plan sets off a chain reaction, buried truths begin to surface, drawing everyone deeper into chaos. Loyalties get tested, and tension simmers dangerously close to exploding. Meanwhile, Yul Hui seethes with rage as damning accusations come at her from all sides.