Hell Is Not an Open Door

An inconspicuous little girl in college fell in love with a boy she shouldn't have loved, but she saw the gate of hell in her constant nostalgia and back and forth. Her taciturnity caused these roommates who once seemed young and beautiful to fall into the bottomless abyss one by one. A series of weird things happened, and everyone left her, including the boy she loved. Do you still need a pass to enter hell? Then the lonely ghost can't go anywhere, and in the end he can only fly away. And what is all this for? This weirdness made her wake up from a nightmare...