I'm a Serious Contractor

Due to the economic downturn, animal breeder Chen Yu started a live broadcast. For the big rocket, touch the tiger's butt and die tragically from the tiger's mouth. Traveling through the contract world, awakening super-god talents, becoming a contract master, and unexpectedly obtained the system. "What should I do if the contracted cat turns into a cat-eared girl?" "What should I do if the contracted spider turns into a spider girl?" "What should I do if the system asks me to defeat the sickly female teacher?" "What should I do if the school beauty has a big conspiracy against me? "Excuse me, how can I sleep with my aunt? " "Excuse me, what should I do if there are too many contracted beasts and they are too clingy? " The contract lasted for hundreds of years, and humans and beasts fought with each other, resulting in countless deaths. But in the terrifying forbidden land of cracks, demons are attacking. In desperation, humans can only unite with the alien beasts to fight against the demon species. Let's see how Chen Yu, a serious contractor, grows into the last hope step by step... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.