[Aohonoo] Operations Reserve Team A4 (Arknights) is a hentai manga (doujinshi) listed in the Top Hentai catalogue. This manga is created by Aohonoo. Genres include: Group, Mmf Threesome, Uncensored. Featuring characters: Adnachiel, Cardigan, Steward. Part of the Arknights series. Browse related titles by the same artists, genres and characters below.