Alicia, a young disabled woman, enters a modern clinic where they use innovative techniques that promise to recover their mobility. Once at the clinic he meets Daniel, a young man who became blind after witnessing the death of his fiancee. Everything is going well, and even begin to congenial. But the first night Alice hears bumps and whimpers on the top floor. The surprise is that, in theory, that plant is empty and completely uninhabited.