The WORST seasons of Black Dog

Every season of Black Dog ever, ranked from worst to best by thousands of votes from fans of the show. The worst seasons of Black Dog!

Ko Ha-Neul dreamed of becoming a teacher, due to a teacher who helped her when she was young. Ko Ha-Neul now begins work as a temporary teacher at a private high school. While working there, she interacts with many people, including teachers Park Sung-Soon and Do Yeon-Woo. Both of whom are dedicated to their teaching jobs. Meanwhile, Ko Ha-Neul faces different problems at the school. As she works through those problems, Ko Ha-Neul grows as a person and a teacher.