- HD 1080
- Runtime: 117m.
- Status: Released
0
- Languages: ko
- Country: South Korea
- Director: Lee Mi-young
- Stars: Kim Seo-hyung, Kim Hyun-soo, Choi Ri, BIBI, Seo Hye-won
- keywords: reboot, high school girl
- Production_studio: Cine2000, kth
- Slogan: Back at her old school.
- providers: Rakuten Viki
- The Whispering Corridors 6: The Humming is featured in the top rankings of 2021
- #58 in Top Mystery Movies of 2021
- #45 in Top Horror Movies of 2021
After being appointed as the vice-principal of her alma mater, Eun-hee becomes plagued by hallucinations. Branded a troublemaker by the teachers, Ha-young hears strange sounds coming from the school's dilapidated restroom.