I'm Really Not the God of Darkness.

When the boy broke the shackles and awakened his demon soul, he discovered that his demon soul was actually the taboo dark demon soul, so he began to learn other types of magic to constantly cover up his true demon soul! Don't get excited! I am really not the Lord of Darkness! Stay alive! Obscene development! One day, the young man's eyes were as deep as the abyss. He looked at the light, but it seemed that he had penetrated the light and saw the decay behind it... [No need to invest in a new book, this book is a short story to test the waters and gain experience!