Warden Hwajin Na's faces a dilemma outside of normal school hours, and outside of his strict duties, when he encounters a neglected child. Failed by the adults in his life and by the systems designed to protect him, Hwajin finds himself with little choice but to step outside of those systems to seek justice. Meanwhile, Warden Im embarks on her own new mission, dealing with a violent bully who persists despite authority. Collecting the hugely popular Webtoon in print for the first time!