Omae wa Watashi no Chinpo ni wa Katenai Shikashi Watashi no Chinpo Igai no Subete ni Kateru | You'll Never Win Against My Cock, But Against All Other Cocks, You'll Never Lose.
A story about a futanari witch who summons her past self with summoning magic and has sex with her smaller self
(C96) Okaa-san Watashi-tachi Ochinchin Haechatta. (Girls und Panzer) | Mom... We Grew a Penis! (Girls und Panzer)