They state that individuals that in their seventies would certainly have told 90,000 lies throughout their life time. Dai Meng, Liao Duo Duo, and Hua Sheng are three people that utilize lies as a way to seek the truth. Specialist lie detector Dai Meng surrenders from his job because of a mistake at the workplace. He opens up a company that focuses on addressing all sort of troubles from emotional conflicts, financial obligations to work-related concerns. As long as it does not breach the legislation, he will certainly approve any type of task. Dai Meng depends on his experience in examining the indicators of a lie to help him in his job. With organization growing, he crosses paths with Liao Duo Duo, a fellow expert, and they promptly try to see who's better. Dai Meng wins the round yet gets stuck to her company.