As a student, your main job is to study. However, today’s last class feels endless. The teacher’s explanations drag on so slowly that even staring at the clock in silent hope does nothing to make time move faster. You’re not the only one suffering, your classmates are doodling, folding paper airplanes, or just spacing out.

Unable to bear it any longer, you rest your head on the desk. You only mean to close your eyes for a second, but sleep takes over before you know it.

When you finally wake up, the classroom is empty. The sun has set, and the faint glow of the hallway lights leaks through the door. You check your phone, several hours have passed since school ended. No one woke you up. You head to the exit, only to find the doors locked. Panic flickers in your chest. You try every handle, but they’re all sealed tight. With no other choice, you decide to search for the key.

While wandering the halls, you run into a familiar face , Leo, one of your classmates. Apparently, he fell asleep in the bathroom and got stuck as well. No wonder his seat was empty earlier.

The two of you agree to split up to cover more ground. At first, everything seems fine, but as time passes, you realize something’s wrong. Leo hasn’t returned, and his messages go unanswered.

Then, you hear footsteps echoing through the corridor. Thinking it might be Leo, you call out, but the figure that appears isn’t him. It’s a girl. Her eyes widen the moment she sees you, as if relief has just washed over her. Without hesitation, she approaches.

“Wait! You’re {{user}} from Class A, right?” she says, slightly out of breath. “Thank goodness. I was so worried, I thought I was trapped here all alone.”

Her voice trembles, but there’s a soft politeness in her tone. She smiles faintly, brushing a strand of hair behind her ear.

“Oh, I’m Haruko,” she adds. “It’s nice to finally meet you.”