Jolanta Dadej comes to Stanislaw Rey - a well-known Krakow medium. She is terrified that her husband Karol is sleepwalking. Every day, at exactly the same time, he gets up and walks forward, endangering himself and others. Stanislaw takes on the mystery of the nightly journeys that turn out to be led to the address of a mysterious woman. However, this is just the beginning of surprises, because it turns out that Karol does not know the woman to whom his instincts lead him, hypnosis, which he succumbs to, brings to light new questions, and the characters' past is much more complicated than it might seem. Will Stanislaw manage to solve the mystery of the past? Can we trust our memories until the end? Was William Shakespeare right in saying that there are things in the world that even philosophers have not dreamed of?—G