Shuumatsu no Harem Episode 10 , titled "The Two Numbers," intensifies the series' intricate narrative by delving into the complex dynamics among the remaining male survivors and the clandestine organizations vying for control in a post-apocalyptic world dominated by women. The episode opens with Shouta Doi recovering from a failed abduction attempt by the rebel group Izanami. His handler, Karen, reveals the existence of other immune men, including Reito Mizuhara and Kyoji Hino, and shares her ambition to elevate Shouta to the position of the world's leading man.