You Were Promised to Be a Late Bloomer, but You Can Seal Your Destiny

The second son of Prince Yuan, Gu Yuan, was born with a gray life pattern [late bloomer] and was the laughing stock of the entire royal capital. In response, Gu Yuan just smiled slightly. Joke? I just want to grow steadily and pick up the wool of the children of luck all over the world. Rubbing brother's [Natural Demon Lord], gaining demonic affinity! Make a rubbing of the Taoist Saint's [Sword Heart is Clear] and understand the supreme sword intention! The [Ancient Holy Body] that was imprinted on the enemy's Son of God has a body worthy of a god or demon! He controlled his strength accurately, and was only a little faster than 'mediocre' every time. Until one day, gods and demons came, and the palace was in danger. Everyone thought that the overall situation was settled, and Gu Yuan silently...