[Machine Translation] Ten years ago, their father, who ran a Western-style restaurant, was killed by a street pervert, and their mother also disappeared. However, when their younger sister, Hina, is found dead, the wheel of fate begins to turn again. The sisters are now under suspicion that the victim, Hina, may have committed insurance fraud before her death, and the older sister, Miura, who believes in the younger sister's innocence, sets out to clear her name. Grand Prize Winner of the Library Grand Prix!