In 1948 Tokyo, just right after the war, Kanna Kusakabe had just become a second-year at a high school when she meets the new language teacher, Akihiko Chuzenji. Mysterious supernatural things keep happening around Kanna. Once again today, Kanna is going to open the doors to the library prep room to seek help from the surly Chuzenji-sensei who is waiting inside.
Reporter Na-yeong and her partner investigate a series of mysterious deaths and a perplexing case where her source was allegedly already dead at the time of their interview. Together they end up confronting a terrifying truth.
Mateo is an unscrupulous young real estate agent. He lives in a house where nothing is lacking, but his well-off life will be disturb one morning because of the presence of an intruder.