Maryoku Kare de Chiichaku Natta Dark Elf Senpai ~Dorei Ochi Shitemo Namaiki datta node, Futanari Chinpo de Bachiboko Rikai Rasekkusu!!!~

A former hero party member, a dark elf who has shrunk due to magic depletion, is sold as a slave. Her junior from the party buys her, but the dark elf remains arrogant. The junior, who has grown a penis as a side effect of a magic crest, decides to teach her a lesson through intense futanari sex. The Kouhai continues to relentlessly penetrate the Dark Elf Senpai, focusing on anal sex and creampies. The Senpai is overwhelmed by the intense pleasure and the Kouhai's stamina, eventually succumbing completely to her desires. The story concludes with the Kouhai offering her penis for the Senpai to use as she pleases.