Dean Sommers can see and talk to ghosts. He helps them fulfill their last missions to finally have their rest in peace. But telling the families that their loved one passed away starts to depress Dean. So he decides to go back to ignoring the ghosts again. That was his plan until he meets a girl ghost who doesn't remember anything from her past. How will Dean help her if she, herself, doesn't know who she was? Will they ever find out who she is or what she has to do before her time runs out? Or... will she turn into smoke?