Alexander Deris is a great soldier of the Special Unit. But she has issues coping with her life of defense after the death of her loved one. One night; a strange occurrence changes the entire atmosphere in the city of Seattle and she keeps bumping into a 19 year old teen called Perfect; a complete charming and witty stranger with whom she begins to share a deep bond. Things worsen in the city and Alexander suddenly is forced to suspect the one and only person, Perfect. But it is all impossible. Because no one can see him apart from her.