Kōtarō wa, Ken'ichi no shin'yū Takeshi no chichi ga hataraku jishinkenkyūsho o tazuneru. Takeshi wa Kōtarō e no purezentodearu suika o mochikaeruga, soko ni ha-gui kaijū kengira no yōchū ga arawareru. Urutoramantarō wa kyodai-ka shita kengira ni tachimukauga, kazan tori kaijū bādon ga kengira o tabeyou to tondekuru!