Rudi and Trudi youngest son Karl's Life is in ruins: he has lost his job, is living with his wife dark, inner demons with large amounts of alcohol. Karl no longer knows who he is. Suddenly, Yu pops up like a hallucination, amazing and shrouded in mystery. Yu appears like a sign from a past world and turns Karl's life upside down. Karl very reluctantly accompanies her to his parents' house in Bavaria - the memories of his parents and his own, difficult childhood are all too vivid. Why do not Karl's dead parents let him go? What demons are pursuing him? Yu's Japanese origins mean she has experience with demons and ghosts. Supported by Yu, with whom he falls more and more in love.