Midnight Hair follows a young couple as they move to a mountain villa, where bizarre hauntings terrorize them day and night... While trying to find out the source of these paranormal activites, they discover that a dirty secret from their past is rapidly catching up to them.

Linghu Chong, a swordsman longing to leave the martial arts world, is drawn back into the clash between good and evil. On his journey, he unexpectedly crosses paths with Dongfang Bubai, the enigmatic leader of the Demonic Sect, leading to an unpredictable and tumultuous adventure through the martial arts realm.