In a chaotic household, Nyaruko and Hasuta vie for Mahiro's affection, while Kūko desires Nyaruko. Amidst this romantic entanglement, Yoriko manages the household with a smile. Torn between the advances of Nyaruko, Cthugha, and Hastur, Mahiro simply craves peace and normalcy, unsure if he can withstand the relentless pursuit of his otherworldly suitors.