Karin Kusunoki is the 17 year-old manager of her deceased father's construction firm. Her car breaks down on a lone highway. She's about to call for help when two little fox-girls steal her cellphone. She chases them into a shrine and right through the torii gate into ... an udon shop? The Star Fox Shrine Udon Shop is run by Inari, who tells her she is their guest. Karin wants to go back, but the torii has vanished. To find it means finding out the truth about herself and her world...