The Reborn Dragon Will Never Be a Slave in the World of Beast Control

Zhou Tian traveled through the world of comprehensive beast control and was reincarnated as a young dragon of the time, with the ability to call for wind and rain, draw wind and thunder, and swallow clouds and spit fire. Fuck you, I'm so strong, why do I need to be contracted to work for others? Wouldn't it be fun to do it alone? With his own strength, he vows to reach the top of the world