12화: 2015년 여름의 결말과 Hajime, Rui, Berg-Katze에 대한 결정
2013년 9월 28일 방영
What will the people choose to do with the game devised by Hajime and Rui? What will Hajime decide to do with Berg-Katze? The story of a girl who raced through the summer of 2015 with all her might now draws to a close. (Source: Crunchyroll)