One day, shortly before she was to be promoted to vice principal, Yeong-mi loses her son after he takes his own life.
Yeong-mi seeks to get over this trauma by transferring to a quiet rural education center to teach peace education. However, when Hyeon-ji enrolls as a student, Yeong-mi is caught up in a maelstrom of emotions again.
One day, shortly before she was to be promoted to vice principal, Yeong-mi loses her son after he takes his own life.
Yeong-mi seeks to get over this trauma by transferring to a quiet rural education center to teach peace education. However, when Hyeon-ji enrolls as a student, Yeong-mi is caught up in a maelstrom of emotions again.