Louis grew up in the de Sade aristocracy with his siblings Antoine, Veronica, and Dominique. He spent a lot of his childhood with Noé Archiviste, who had been purchased by Louis's grandfather at an auction. The two became close friends despite disagreeing about the beauty of the Blue Moon—a debate that apparently mattered enough to stick with them through their younger years.
Content compiled by AnimeList.moe from publicly available sources.
