After absorbing Isao Shinomiya, equipped with the identified kaiju weapon No. 2, Kaiju No. 9 gains the Kaiju No. 2's formidable power. Although Narumi and Kafka push Kaiju No. 9 to the brink, it escapes in the final moments. As the news of Isao's death spreads, all of Japan is engulfed in mourning and anxiety about the future. In this dire situation, Narumi and Kikoru make their own resolutions, and Kafka must acknowledge the cost of his power.