Lin Yi, a dog trainer who can understand dog language, is professional and responsible and insists on scientific dog training. He reminded pregnant woman Feng Lijuan many times that her vicious dog was at risk of hurting people, but she was misunderstood and abused online. Feng Lijuan doted on a vicious dog and was eventually bitten and had a miscarriage. She also instigated her husband to retaliate and suffered the consequences. Lin Yi sticks to his original intention, popularizes the knowledge of safe dog raising, wins recognition with his professionalism, and conveys the positive values of rationality and responsibility.
