Domination of the Sword World

It was originally a closed world, but it encountered the attack of ferocious monsters. Human beings control their own destiny with the domineering power of the five elements. Hidden races appear frequently in the world, and there are turmoils. Xi Yu, a mixed-race human-male person, loves to eat, play and be carefree. But the road ahead is ever-changing. How will he choose to make his own way?