Nie no Hakoniwa: Dollhouse of Offerings

In "Nie no Hakoniwa: Dollhouse of Offerings," Kurou, a product of House Yasaka, is adopted by House Shiki, the first among the Seven Noble Houses, to be their heir. He interacts with Shiki Kyouko, the eldest daughter, building emotions within him, until a nightmare is born on their wedding day. This narrative-driven game features dark fantasy themes and multiple endings determined by the player's choices.