Ordinary youth Lin Chen unexpectedly awakens supernatural powers, and a hidden extraordinary world lurks beneath the calm city. Successive eerie events shatter his life, and he meets a group of supernatural companions to fight against supernatural criminals doing evil in the dark. As the investigation deepens, a secret sealed for many years gradually surfaces. Crisis presses step by step, and Lin Chen must master his own power as soon as possible, hold his bottom line in the crack between light and darkness, and welcome the impending dark night storm.