After defeating Kyoka (the middle sister) and returning home, the surrounding city is attacked by the eldest and most powerful sister, Genmu. Ayako pleads with her sister to cease destruction on Yuna and the earth but her request is ignored as Genmu rips the life force out of her causing her to fade away. Yuna has become emotionally upset by the loss of her newest friend and with a new burst of energy, she fights Genmu as the battle comes to a close.