Create an eerie architectural structure that evokes an atmosphere of dread and mystery, inspired by the style of Chernobyl. The building should appear imposing and decaying, with sharp, angular lines and harsh forms that create a sense of discomfort. Collapsing walls rise like somber monoliths, while long, broken hallways and staircases form a labyrinth of confusion. The place is filled with remnants of a past life: forgotten toys, rusted bicycles, and everyday objects scattered on the floor, as silent witnesses to the hasty departure of inhabitants in the face of an unexpected, greater danger. The atmosphere is thick with ominous fog, and dim, flickering light barely illuminates the rooms, enhancing the feeling of abandonment. The building seems frozen in time, halted by a sudden evacuation, with a grey, oppressive sky reflecting the desolation and terror of a greater tragedy—where humanity was forced to flee to survive. The image should convey the nostalgia of a forced abandonment, the feeling of loss, and the silent presence of a fear far greater than life itself.