Kang In-ho (Gong Yoo) is a teacher with a dark past-his wife was a high school student who committed suicide and his daughter is under the care of his mother.
Kang In-ho (Gong Yoo) is the new arts teacher at the Benevolence Academy in the fictional city of Mujin, North Jeolla. He has a dark past-his wife was a high school student who committed suicide and his daughter is under the care of his mother.