Tae-hoon and Mi-jung 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. Mi-jung begins to avoid Tae-hoon afterwards. And Tae-hoon begins to wander around Mi-jung. Winter turns to spring, and Tae-hoon and Mi-jung both turn nineteen.

When life is too much, when I can't see what's in front of me, when the world feels like it's about to end, I think. As I lay dying. "As I Lay Dying" (내가 죽어 누워 있을 때, Naega Jugeo Nuwo Isseul Ttae) A woman lies in her own funeral and listens to the conversations from people who come to visit her. "What's Easy For You Is Hard For Me" (너한테 쉽고 나한테는 참 어려운 것, Neohante Swipgo Nahanteneun Cham Eoryeoun Geot) Twenty-nine year old 'Mugunghwa' and 'Two Sisters' who are turning thirty soon want remain meaningful who won't be forgotten by anyone.

Sun-young's design of the contest disappears a day before submission of the contest. Sun-young suspends Ji-yeon, and Seung-jo covers Ji-yeon.