Shugo Sha Ga Idaku Haja No Hikari (Kyara Bunko Ka)

[Machine Translation] If you're lost, get out of the curse return" -Kaito loses his memory of Seimei and is forced by Akira to make a decision. When Seimei learns of this, he laments, "Without Kaito, I am as alone as I am without you. Akira is devastated by his brother's vehement words. There is no one else in my brother's world but Kaito! The passion he has been suppressing for years finally breaks down. The time of choice arrives for Seimei as he prepares for a rematch between his brother and his former lover, who stands on the borderline between darkness and danger!

「迷っているなら、おまえは呪詛返しから降りろ」―清芽に関する記憶を失い、明良に決断を迫られた凱斗。けれどそれを知った清芽は、「凱斗がいないなら、一人と同じだ」と慟哭する。そんな兄の激白に、打ちのめされる明良。「兄さんの世界には凱斗しかいないの!?」長年抑えつけてきた激情が、ついに決壊して!?闇との境目に立つ危うい弟と元恋人―再決戦の時を控え、清芽に選択の時が訪れる!!