The Abyss is one of the super-level worlds or often referred to as the Abyss realm. The abyss realm has many spaces or often called floors and each floor is a world that has been swallowed and assimilated by the abyss. The realm where demons are born, sinful creatures who pursue power. A world that upholds power, power is law, weakness is sin. It tells the story of a man named Zechiro Smith who is a handsome genius and has high ambitions, but his ambitions must be destroyed before they begin. However, this is not the end, but the beginning of the rise of a true demon in the abyss, a child of the abyss who possesses unique powers. Follow his path to supremacy and domination. "The universe remembers my name, Zecrom, the supreme being of the past, present, and future!" "Nothing can stop me, Demons stop me? Kill the demons!, Gods stop me? Kill the gods!"