Why Should We Start Settling the Blood Feud at the Age of Seventy?

(Also known as: The end of mankind, my skills transform into thousands of beasts!) [Urban supernatural power + suspense + doomsday + imagination + nonsensical + sand sculpture + abstraction] A few years ago, Long Aojie obtained the power of the Long Family's secret treasury and became a new generation of business tycoon. However, he was betrayed by his younger brother, subordinates, and girlfriend at the same time, and he became a deliveryman. That night, my younger brother found a way to open the secret vault, and it turned out to be Long Aojie's toe bone! Long Aojie was brutally cut to his bones, was shot several times during the brawl, and fell into the water. When he wakes up... "What the hell?, I'm here fifty years later!" "My toe bones have grown out, am I still a human being?" The end of the world, wild beasts running rampant? "Oh my god! Run with your dead legs!" "This is clearly a fantasy continent!" Awakening super powers, blood everywhere? "I can change any animal on earth!" "You like orcs, look at what I do!" When I learned that my younger brother, subordinates, and girlfriend all gained the power of the secret vault. "You are seventy years old, how can you still look like a twenty-year-old?" "No matter what, this blood feud should be settled!" In despair, he... "Don't you think the name Long Aojie is tacky?" "Remember, my real name is..." Little did he know that behind his seemingly unrealistic power of 'turning everything into beasts' actually involves the Long Family's secret vault and the ultimate truth about the end of the world...