Okayama, Japan, March 2000: A man in his sixties lies dead on the floor of his living room. Beside him are a broken wine glass and a picture of a young woman in a wheelchair. The deceased wears an old-fashioned blue suit. He shows no signs of injury, but there is an old scar, barely visible, above his eye. In his jacket, a phone rings, playing the melody of Beethoven’s Moonlight Sonata, while a petal from the cherry twig on the nearby table circles to the ground…