该片是以与现代人关系密切的智能手机为素材的影片。。A homicide detective goes undercover as a patient to investigate a psychotherapist he believes is linked to a strange double murder. As his therapy sessions continue the line between fantasy and reality begins to blur.。2004年发售OVA版,共3集。故事主要描写原作故事最初到主人公继承“Phantom”之名的过程。。