Sleeping with a Halberd, a Self-Centered Maniac with Blood on His Back

After the Dark Age, human beings awakened their souls and gained magical power. Although they controlled the heaven and earth, they established the Kyushu. However, the monsters intend to counterattack, the demons are planning to rise again, strange things are everywhere in the Kyushu, and chaos is coming again. Tianxin, an ordinary boy, accidentally traveled to Kyushu and gained a seemingly useless talent: eating. But as I ate, this seemingly useless talent didn't seem so useless... Let's see how Tian Xin carves out a path to become a demon king by eating!