[Machine Translation] The burnt down mansion. The memories that have vanished. Where is the children's Merry Poppins? A psychological thriller musical from South Korea that shocked the theater world when it premiered in Japan in 2014! Shoko Nakagawa makes her stage debut. The long-awaited return of the musical "Black Mary Poppins"! --In the early 1920s, a fire breaks out at the mansion of Dr. Grachen Schwarz, a famous German psychologist, and everything burns to the ground, including his body. The governess, Mary Schmidt, rescues the doctor's four adopted children, Hans, Hermann, Jonas, and Anna, from the raging fire with burns all over her body. The next day, however, Mary disappears. None of the children remember the tragic event. Twelve years later, the incident is forgotten. The incident has since been forgotten, and the four children, now leading new lives in different families, learn of the existence of a notebook written by Dr. Grachen at the time. There, they discover the truth about the incident. What happened that night? The sealed Pandora's box is opened. Recorded on May 26, 2016 at Setagaya Public Theatre