Dong Joo (Uhm Tae Woong-) - a romantic guy who has very quiet life, do not do anything more and just hope someday win the lottery in order to change your life. Song Kyung (Jung Ryeo-won) - a bank teller, 28, counted meticulously, always plan for everything. The lives of two people inherently very quiet with their own goals and dreams. But one day they are diagnosed with an incurable disease … With no more thought of how much time to live, two strangers with completely opposite personalities have planned for the rest of his life