Nara's Rain (2013) subtitle

On a heavily rainy day, Na Ra lost her beloved husband and Woo Ki lost his beloved father. Two years later, Na Ra and Woo Ki meet as a teacher and student at a high school. Since his father died on the rainy day, he is afraid of rain. Na Ra tries to take care of Woo Ki and they are able to console each other. Teachers and students at the school though, eye them suspiciously.