The protagonist woke up in a strange dark forest. She did not know why she was there. She can only remember coming to the rooftop after school at sunset. As she woke up from the deep forest meets a mysterious person without a form. That person spoke to her with a familiar voice, "A strong curse has been placed upon you". "To break the cursed you have to remember something important you have forgotten".
To find those important memories, the protagonist ran off into the eerie town at night.