Rutile, a witch living in the Forest of Ul, celebrates her 17th birthday today. She hadn't forgotten the promise she made with her grandmother when she was little: "A witch must never lie." However... driven by her desperate desire to prevent her friend Linaria from despair, she gave a different answer than the fortune teller's prediction, which resulted in Linaria spitting up blood and dying... Yet, for some reason, she immediately came back to life...!? —The story of the forest's last witch begins! (Source: Cmoa Comics, translated)