结城友奈是勇者 -鹫尾须美之章- 第1章 朋友

Two years before the events of "Yuki Yuna is a Hero," in the year 298 of the Divine Era. Sumi Washio, a sixth grader, has been chosen by the Sacred Tree as a Hero to protect the world. She is to carry out her "duty" alongside her classmates, Sonoko Nogi and Gin Minowa, but these two have an air of troublemakers—one being a bit of a space cadet and the other overly energetic. Sumi tries her hardest to fulfill her duty, but—.