The countdown to the full moon approaches step by step, and the new demon clan, the Dark Feather Clan, makes a grand appearance in the world. Ye Chen, who holds the dual identity of a film emperor and the new king of the Dark Feathers, deliberately approaches the girl group, hiding deep secrets. HEY! DREAM, the demon-hunting girl group, navigates between the entertainment industry and the crisis of demon hunting, repeatedly breaking into the layers of fatal traps set by Ye Tong, the Dark Feather demon queen. Bella's Thunder Eagle bloodline suddenly awakens, and the secrets of the ancient demon clan are revealed one after another. Crisis abounds on the night of the full moon, a century-old racial grudge sweeps in, and a brand new chapter of demon hunting quietly begins.