As the story unfolds, we learn about Yosino's family and her descendants. Yosino's Granddaughter 2, whose name is Shiori Yoshino, is a significant character in the series. Shiori is the granddaughter of Yosino and is known for her sweet and lively personality. She plays an important role in the story, often providing comic relief and serving as a bridge between the past and present.
At its heart, the "孫" series is a melancholic and decadent (退廃/背徳) story centered on a young girl and her relationship with her grandfather. Unlike many generic works in the same genre, the Granddaughter series is renowned not for its explicit content alone, but for its profound, lingering atmosphere of quiet desperation. yosino granddaughter 2