Animal Control Gene System

Li Chenfeng accidentally traveled to the world of the Animal Management Bureau and carried with him a genetic system that was said to be able to breathe air in seconds. Li Chenfeng didn't know what would happen. Anyway, there was an upright Garfield cat in front of him. Should he catch and breed him to make money, or should he tame him to catch mice? How do I, a person who has difficulty choosing, choose? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.