In a society where all kinds of information are mixed, it was once believed that mass media reports were highly reliable. However, with the advent of social media, the lies of the mass media in modern society have come to light, albeit little by little. What we are required to do now is not to take all the information with a grain of salt. In order to discern the truth, it is important to cultivate your own media literacy and to think about the other side hidden in the "lie".