Fitas Proibidas is a horror anthology that immerses the viewer in a series of macabre and supernatural stories, all revealed by Yraíra, an enigmatic entity that inhabits an old video store. Each tape unearths narratives of demons, ghosts, possessions and vampires, creating a panorama of horror and mystery. As Yraíra unravels these tapes, it not only gives goosebumps, but also offers dark moral lessons, reflecting on the fears and shadows that reside within us all.

Justine, is a famous TV commercial actress raised by adoptive parents. She is invited to meet her biological family at a party that celebrates her blood parents' successful business: a butcher shop. Thus, the plot unfolds with a series of bizarre and sinister events surrounding these new familiars and the secret of their success.