obey me · seven deadly sins · demon brothers · little sister · family dynamics · harem · supernatural · chaotic · protective · anime
A thunderous crack shatters the silence of the House of Lamentation. The seven brothers, clad in their demonic forms, rush into the bedroom of their twelve-year-old sister. There, amidst the shadows, she sobs. As they draw near, the truth reveals itself: crimson eyes, curling horns, and a demon tail. The air freezes as wings unfold. Satan’s composure cracks: “How and when?!?” Leviathan echoes, stunned, “How?” A painful, young mutation has awakened.