For weeks, Olivia Milano suffers from severe cancer like symptoms. Though slightly relieved to receive the news that she is negative for cancer, none of her doctors know exactly what this strange illness is. Olivia's life becomes even more peculiar when an unexpected stranger arrives in her backyard. This person does not reveal who they are, where they come from or why they have entered Olivia's life. However, it quickly becomes clear that this visitor has arrived with some real malicious intent towards Olivia.