Despite the kaleidoscopic magic ingrained in everyday life, Hitomi Tsukishiro's monochrome world is deprived of emotion and feeling. On a night as black and white as any other, amidst the fireworks spreading across the sky, Hitomi's grandmother Kohaku conjures a spell, for which she has been harnessing the moon's light for 60 years, to send Hitomi back in time to the year 2018 when Kohaku was in high school. Hitomi's...