To pay off his debt, a man secures a storage unit filled with mysterious possessions to sell, but soon finds himself in a deadly and desperate situation.

Years after his twin sister's death, a researcher ventures into a dark, mysterious realm with the aid of a special drug, determined to bring her back.

Mourning a major loss, ornithologists Nancy and Edgar flock to a secluded home to study birds, but the house's history reveals heartbreak and horror.