Demon Slayer: Tranquil

In the town of Raiken, there lived a boy named Inei, from a young age he was famed as a genius in the category of adaptability. He got praises left and right, wherever he went, he received the most attention, his response to such recognition, however, was apathetic. For he, Inei Tatsumi, only cared about what his parents had to say, only their words meant anything to him. Let us see what happens when such a person is forced to learn about the truth of the world he lived in.