Kanojo no Imouto wa Nikushoku-kei Gal

1-3, 5. Kanojo no Imouto wa Nikushoku-kei Gal (彼女の妹は肉食系ギャル); Comic Mugen Tensei 2023-05, 2023-12, 2024-10

The main character is invited to the house of his senior, Arisa, whom he is dating, but is left alone in her room to go shopping. As he masturbates in the underwear he finds in her room until she returns home, he is seen by her sister, Sara, a black gal! She hides behind Arisa who comes back and he does all kinds of naughty things with her sister!

Docchi ga? Docchi mo? Onee-chan!? (どっちが？どっちも？お姉ちゃん!?); COMIC Mugen Tensei 2022-07