In a world of enchantments and hexes, a timid Mochizuki Kaoru finds refuge from bullies in a mystical fortunetelling shop run by the enigmatic Kagami Kyoko. Experimenting with a spell, Kyoko unlocks Kaoru's hidden assertiveness, along with some unexpected enhancements. As Kaoru becomes a willing subject in Kyoko's research, their unconventional partnership blurs the line between mentor and apprentice.