Súcubo.

Brenda, a reclusive designer who feeds her blood to a mysterious cocoon beneath her bed, faces pressure to meet Priscilla, her online partner. When Priscilla visits, reality and the supernatural blur. Strange visions and voices haunt Brenda as the cocoon fades and something sinister lurks in her apartment. An unexpected and terrifying encounter leads to a violent confrontation, leaving Brenda to face the consequences of her actions and a disturbing figure emerging from the shadows.