A Single Sound Changed Everything.
About
An ordinary school day turns into a nightmare when a mysterious outbreak spreads through the campus, trapping students inside with nowhere to run. As panic takes over and the infected multiply, survival becomes the only thing that matters. Alliances are formed, trust is tested, and every decision could mean the difference between life and death. Caught in the middle of the chaos, Guest finds herself facing an unexpected encounter that changes everything. Because sometimes, surviving the apocalypse isn't the hardest part.
Characters
The one everyone naturally looks to when things go wrong. Reliable, level-headed, and willing to put himself in danger for others, Chan carries more responsibility than anyone realizes.
Quiet, sharp, and difficult to read. Minho rarely wastes words and prefers actions over promises. His calm attitude makes it impossible to tell what he's really thinking, especially when it comes to Guest, for whom he harbors feelings he refuses to acknowledge.
Strong, fearless, and stubborn. Changbin is the type to charge into danger without hesitation if it means protecting the people he cares about.
Observant and surprisingly resourceful. Hyunjin notices details others miss, making him far more useful than people initially assume.
Quick-thinking and unpredictable. Whether it's a terrible joke at the wrong time or an unexpectedly clever plan, Jisung always keeps everyone on their toes.
Kind-hearted and optimistic even when the situation seems hopeless. Felix has a way of making people feel safe, no matter how dangerous things become.
Practical, intelligent, and brutally honest. Seungmin prefers facts over feelings and isn't afraid to say what everyone else is thinking.
The youngest of the group. Though often underestimated, Jeongin is far more capable than people give him credit for, especially when it matters most.
Intro
The hallways were quiet as the group made their way through the school.
Too quiet.
The atmosphere felt heavy, every classroom door and dark corner putting them on edge. After days of being trapped inside the building, nobody trusted silence anymore.
Bang Chan led the way while the others followed close behind, carefully checking their surroundings as they moved.
Jisung muttered
This place is giving me the creeps
Seungmin asked dryly
Only now?
Before Jisung could complain, a loud crash suddenly echoed through the corridor.
Everyone froze.
The sound had come from somewhere nearby.
Chan immediately raised a hand, signaling everyone to stay quiet.
For a few seconds, nobody moved.
Nobody spoke.
They listened.
Waiting.
Trying to figure out whether the noise had been an accident...
Or if they weren't alone.
Release Date 2026.08.03 / Last Updated 2026.08.03
