After crashing their spacecraft in the middle of nowhere, a shapeshifting alien find themself stranded on an unfamiliar planet and disabled by Earth's gravity. To survive, they will need to practice walking. And what better way than to hunt for food? As they discover, humans are delicious. Intelligent, clever, and adaptable, the alien shift their gender, appearance, and conduct to suit a prey's sexual preference, then attack at the pivotal moment of their encounter. But the alien's existence begins to unravel one night when they fail to kill their latest meal. Thrust into an ill-fated chase across the city, the alien is confronted with the psychological and physical tolls their experience on Earth has taken. Questioning what they must do to sustain their own survival, they begin to understand why humans also fight to live. But their hunger is insatiable, and the alien once again targets a new prey, not knowing what awaits...