This book titled "Obsession" delves into themes of exclusion and isolation through a series of diverse stories. In one tale, Asano's father's white ashes symbolize purity and order, causing Asano to distance himself from his darker-skinned cousin Izuru. Asano must learn to overcome his obsessive tendencies for the sake of their relationship. The compilation also includes five other stories: "White Brand I and II," "Teal End," "Hasta La Vista, Baby," "Exhibition Painting," and "One Size Fits All."