In the vast Milky Way galaxy, humans have spread across different star systems, including Taraak and Mejere. Here, a fierce gender conflict brews, leading to a complete dehumanization between men and women. Hibiki Tokai, a low-ranking male worker from Taraak, finds himself stranded on a battleship following a failed robot theft. When female pirates seize the Taraakian Vanguard, Hibiki's predicament worsens. The situation takes a catastrophic turn when the male crew's desperate actions trigger a massive wormhole, sucking both ships into a distant unknown space. Now, marooned far from their homeworlds, these estranged genders must unite and cooperate to navigate their way back home.