第12話: 2015年の夏の結末と、ハジメ、ルイ、ベル＝カッツェに関する決断
2013年9月28日 放送
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)