Shoma returns to his grandfather’s home upon hearing of the elder’s death, stepping back into the familiar surroundings after years away. There he reunites with twin sisters Chisato and Kuu, now grown into poised young women who once shared his childhood under the same roof. Recollections of Chisato’s bold spirit and Kuu’s gentle tears mingle with the present moment, while Shoma reflects on setting aside his violin dreams for a steady editorial career. The quiet house becomes the setting for renewed conversations and the subtle stirrings of long-held feelings.