实习警察“Sung-min”(李思安饰)和求职者“Jun-hyeok”(金圣哲饰)对住在同一宿舍的女孩自杀事件表示怀疑，他们将在私人侦探机构黑客“nui -ri”(Heo Gayoon饰)的帮助下追踪她的社交网络账号。这项始于骑士精神的调查导致了无法控制的后果。这三个人，俊赫，盛民，和nui日成为SNS犯罪的目标…Trainee policeman, 'Sung-min' (Lee Si-eon) and job seeker, 'Jun-hyeok (Kim Sung-cheol)' were suspicious about a suicide incident of a girl who lived in the same dormitory, and they will be tracking her SNS account with the help of a private detective agency hacker, 'Nu-ri' (Heo Gayoon).
