Moon kyeong (2009)

Taehoon and Mijung are both eighteen and in love During winter break they go to the beach to celebrate their 100 days together as a couple But once they come back from their trip they are forced by their parents to never see each other until they become college students Mijung begins to avoid Taehoon afterwards And Taehoon begins to wander around Mijung Winter turns to spring and Taehoon and Mijung both turn nineteen