Downer-kei Gamer Otouto ga Nii-san Sukisuki Imouto Succubus ni Naru made | From a Downer Gamer Little Brother♂ to a Little Sister♀ Succubus Who Loves Nii-san
[Story Circle (隣)] ダウナー系ゲーマー弟が兄さん好き好き妹サキュバスになるまで [英訳] [DL版]
Zombie Harem!? Virus Kansen Shita Muteikou na Bijo-tachi to Haramase Harem | Zombie Harem! Impregnation Harem with Beautiful Women Infected by the Virus