After inadvertently breaking the monster sign outside of Koharu's shop, Noel stays behind to try and fix it while Nonoka goes with Koharu and Yuzuki to the countryside to visit her mother's grave for her birthday. Arriving at the cemetery, Nonoka laments how the pain of losing her mother shortly after leaving Lake Kiriya led to her trying to forget what happened, including her time with her friends, but Koharu and Yuzuki assure Nonoka that her mother would still be proud of her...