Japan, renowned for the world’s highest kaiju emergence rates, frequently faces perilous monster incursions. In response, the Japan Defense Force stands as the nation’s stalwart protectors, dedicated to vanquishing these colossal threats. Kafka Hibino, previously employed as a kaiju-corpse disposal specialist, has forever aspired to be a part of this elite force. However, when a new opportunity arises, his journey takes an unforeseen turn. A startling transformation leaves him questioning his role as he becomes a kaiju. How can he combat these behemoths when he himself has become one?