Sorry, I'm Hiding My Identity

In ancient times, underworld beasts came from the underworld. People who owned underworld beasts were called underworld beast masters. They had extraordinary physiques and nearly perfect strength! Dongfang Yi has the identity of the Underworld Beast Master, but he also has another mysterious identity. And behind the memory that he thought was perfect, there was a forgotten past hidden. During that time, he gained a lot, but at the same time, he was slowly losing...