Mayuno Yasokawa

After the aftermath of a war, a young girl who was used as a 'tool' for war learned to live. With the scars of burns, she goes back to her past to feel the true feelings of the Major's, "I love you."

15-year old Kanata Sorami enlists in the 1121st Platoon of the Helvetians Army to become a great bugle player, and experiences missions and adventures with her fellow platoon members.