Eri is the Village's Shared Wife v1.0.3 (English (AI MTL))

Kyle returns from his adventure training in the Royal Capital only to discover his sister Eri has become the village’s communal wife in Eri is the Village’s Shared Wife, and honestly that’s about as blunt as adult gaming gets these days. The setup hits you immediately – no slow build, no mystery about what you’re walking into, just pure shock value wrapped in a revenge fantasy premise.

When Your Sister Chooses Village Over Adventure

The protagonist, Kyle (name changeable), and his younger sister, Eri, were attacked by monsters when they were young. Separated from their family by death, they were eventually taken in by a village in a remote frontier. Kyle resolved to become an adventurer to protect people from monsters, spending every day immersed in his training. His younger sister supported him from the shadows, almost like a mother would… When Kyle reached adulthood and announced he was leaving the village for the Royal Capital, Eri told him she would not go with him and would remain in the village instead… Time passed, and after a year of living in the Royal Capital, Kyle—having fulfilled his dream—returned to his hometown. But the sight that awaited him in the village was…​