On a wedding anniversary night, Yeo-wool loses her husband. After one year, Yeo-wool puts everything behind and moves to an island to get her only son Yi-chan accepted in a prestigious school. She tries to settle in and get along with other parents there, but she encounters someone who she never wants to meet again on the school reception day.
正當汝蔚因為義燦學校的事情而煩惱時，她突然收到一張來自濟州島HSC國際學校的邀請函。
