Yotsuji is a place where time and life meet. Standing around Shizuka, who sells divination, and his blind younger brother, Minobu, are people who have worries.

1883, the sixteenth year of the Meiji era, Tokei (Tokyo). Shizume Kurahashi, a "worshipper" of the scientific method, suffers from a peculiar problem: when her heartbeat becomes irregular, she falls into a...