Yuuki Yuuna is a Hero: Washio Sumi's Chapter 3 - Promise Yuuki Yuuna is a Hero: Washio Sumi's Chapter 1 - Friends Yuuki Yuuna is a Hero: Washio Sumi's Chapter 2 - Spirit ...
In the year 298 of the Divine Era, elementary school girls Washio Sumi, Nogi Sonoko, and Minowa Gin are tasked with an important mission. They are to become heroes and fight Vertex, a mysterious ...