Rookie cop Sung-min and job hunter Jun-hyeok grow suspicious about the apparent suicide of a girl from their dormitory. To uncover the truth, they enlist the help of Nu-ri, a hacker from a private detective agency, to delve into her social media accounts. What begins as a noble quest spirals into chaos, as Jun-hyeok, Sung-min, and Nu-ri find themselves ensnared in the web of social media crime.