Set against the backdrop of the Second World War/Sino-Japanese war (1931-1945), the story centres around the fatal love between a married Chinese woman and a young Japanese soldier. However, the fantastic tale is not as simple as its plot suggests. In the forties of the 20th century, one summer day, on the bending shore of the magical, eternal river Yangtze, a woman meets a young stranger she falls in love with. But he can't love her back, and she can't love him if she would have known why he has hunted her down all over China to tell her a dark secret... Butterfly is a haunting love story a...