A Method of Increasing Strength

"It seems that I will have to teach someone a lesson." Henry stated in a nonchalant voice. Then in the next moment, before the dragon could even react, Henry suddenly disappeared from the spot where he was, making the dragon feel a chill running down it's spine.

But nonetheless, the dragon reacted on time. Well, that was what the dragon thought. The moment that he raised his hand to block the attack that was heading his way, he realized that the speed at which he was moving his hand was actually slow as compared to the attack that was approaching.

Bang!

A heavy punch suddenly landed on his chest, sending him flying backwards at an incredible speed. At the same time, the dragon that had transformed into a young man felt immense pain from the attack that he had just received.