[Machine Translation] It all started the morning he had a nightmare that his favorite girl had died. When Soji enters his high school classroom, he feels a certain sense of discomfort. His only best friend had disappeared from this world, and no one had noticed it. Sensing Soji's strange state, Chitose Kusanagi, an upperclassman who created a club called "Clock Club" to pursue the distortion of space-time, and Hinami Suzuka, an eccentric classmate, detect Soji's strange behavior. A new-age, coming-of-age time-lapse mystery begins!