If You Already Control Beasts, You Must Control the Biggest One.

Wu Xiu, who loved giant creatures the most. He pursued the traces of giant beasts in the original world, but finally died in front of the giant beast that he finally found. With a trace of regret, Wu Xiu traveled through time and became a child also named Wu Xiu. He found that this was a world where beasts could be controlled. Wu Xiu thought with excitement: Since I have controlled beasts, I must control the biggest one! (No system) (A newbie writes a book, please bear with me)