Other name: 모과를 기억 하세요?, Sâu Trong Ánh Mắt (Vietnamese), Kan du huske, Mogwa? (Danish), Naaalala mo ba, Mogwa? (Tagalog), Îţi aminteşti, Mogwa? (Romanian) Husker du, Mogwa? (Norwegian) Ar prisimeni, Mogva? (Lithuanian)
Summary: Sun Jong is a girl who doesn't like to be near others, and wears a mask on her face. Her grandma decides to take in a good looking boy who has the mission to become friends with her. Can she take off the mask?