Sai, a young artist living in a downtown warehouse delves into an ancient world of blood and lust. An enigmatic foreigner seduces her to try a long forgotten drug making her the prey of a dimensional vampire who needs her new found hunger for blood to cross over from his world to hers.

Soon after purchasing their first home, two newlyweds realize they're not the only ones living there … but their "squatter" is no ordinary being. Sharing their space is the spirit of a female serial killer who took her own life in the bathtub while soaking in her victims' blood.