Based on the the erotic game by Speed. Viruses that make people become sex addicts appear again. This epidemic instantly spreads. Especially in school. Tsugumi and Kasumi are brothers and sister who are trying to survive this virus outbreak. (Source: Translated and Edited from Nekopoi)
Genres: Hentai
Watch Invasion Of The Ballbusters episode 1 online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.