On the morning that Hanna takes over running her family‘s magical pawnshop, she wakes to find it ransacked and her father missing. With real-world physicist Kei in tow, Hanna sets off to find her father, find the truth about her mother, and return what her father stole.
Traveling by puddle, dream, paper crane, boat, among others, the pair follow her father‘s path through different worlds while being chased by the Shiikuin who also seek her father.