深夜键盘声，疲惫躯壳中，梦想与现实交错，心灵如绳索紧绷。请认真和我恋爱百度云

　　A teacher working late into the night at school, is seemingly alone. But a presence watches him from the shadows. Stalked through the winding corridors and trapped within, a sinister secret holds the key to his survival.