When Mitsuha falls down a cliff one day, she is suddenly thrust into a realm resembling medieval Europe! After having a close call with a group of wolves, she suddenly discovers that she has the ability to travel between this world and her own. Mitsuha resolves to use this power to live in both worlds and determines that she will require 80,000 gold coins to be able to retire! Mitsuha must now devise new strategies to get her gold money.