![What Lies Beneath](https://doomovies.net/wp-content/uploads/2020/04/9uyUWw7oNO3HskPpiwBirq0RrgP-185x278.jpg)
While celebrating with her friends in her new cheaply rented apartment on the thirteenth floor of a building, the young Sayaka unexpectedly jumps off the balcony committing suicide. Her mother goes insane and her older sister, Mariko, decides to investigate the mysterious death of her sister.