The TV anime "Yuki Yuna is a Hero - Washio Sumi's Chapter - / - Hero's Chapter -" began airing in October 2017. The third volume of the comic adaptation depicting the fierce battles of Nogi Wakaba, the ancestor of one of the heroes, Nogi Sonoko, and the "first hero," is now available! Witnessing the devastation of Shikoku caused by the Vertex, the heroes continue their external investigations with a heavy heart. What will Wakaba and her companions find when they reach Suwa, which was protected by the hero Shiratori Utano? And amidst the intensifying battles day by day, there will finally be sacrifices among the heroes of Shikoku...