Nam Woohyun, 26 years old, born 08 February 1991, is in his final push to his dream job of being a specialist agent in the Korean Bureau. He was smarter and worked harder than most other people. As part of his training, follow him in his first case in the Special Cases Unit in the Bureau as he tries to make sense of what he is given. There's a killer on the loose and he seems to kill without discrimination, with no clear-cut reason, leaving almost nothing behind except a dead body and

Murder is what it was labelled, it is how I label it now. For years though, it was preservation to me, preservation of innocence. I know better now and I feel remorse for my previous actions. I also understand better now, some things will happen regardless of how hard you try to stop it.