Yuuri and Mashiro, who have rejected Oryu, lead a peaceful life for the first time in a while. Nue tries to tease Mashiro, who fantasizes about her sweet newlywed life with Yuri. Amelie puts an end to her own feelings and calls Mashiro to make up and invites her to play. She is Yumina, Mashiro who strongly realizes coexistence during the time she spent with Mifuyu and others. Now that the threat of the three powers is gone, Yuuri and Mashiro continue to train for another ideal, ``the coexistence of humans and Taoyoi'', but...