Nyaruo, the older brother of Nyaruko, is consumed by jealousy and hatred toward his sister, stemming from their starkly different academic paths. While Nyaruko graduated at the top of her year from one of the best colleges in space, Nyaruo dropped out of a third-class college. This profound disparity in their educational success fuels the resentment driving him. Seeking revenge against Nyaruko, he travels to Earth and kills the gods residing in the Dreamlands.