[黒岩瑪瑙] 義母さんは闇夜に牝になる (こうして義母は僕の雌になった) [英訳] [DL版] , [Kuroiwa Menou] Kaa-san wa Yamiyo ni Mesu ni Naru | Stepmother Turns into My Bitch in the Darkness of the Night (Koushite Mama wa Boku no Onna ni Natta) [English] [Sonarin迫] [Digital]