For ten years she spent in a cold, dirty basement. But who is she? What is her name? How did she end up in this place, and how did she manage to survive? Detective Shane O’Halloran faces an unusual task he must solve, since he has never encountered cases like this before. The difficulty is that the girl can’t speak and is afraid to leave the basement. The new owners of the house join the investigation, trying to help both the detective and Dr. Orla Lyre, who worries about the girl’s health. Will they be able to uncover the mysteries of her past? And what awaits her in the future?