Ana finds herself transported to a dreamlike and dangerous land where she joins an army of girls engaged in a never-ending war along a rugged coast where the women lure men to their deaths at sea via radio transmissions, like twentieth-century sirens. Though she finds strength in this exhilarating world, she comes to realize that she's not the killer they want her to be.

Two astronauts awaken in a hyper-sleep chamber aboard a seemingly abandoned spacecraft. With it being pitch black, they are disoriented. The only sound is a low rumble and creak from the belly of the ship. They can't remember who they are or what their mission is. With Lt. Payton staying behind to guide him via radio transmitter, Cpl. Bower ventures deep into the ship and begins to uncover a terrifying reality. Slowly the spacecraft's shocking, deadly...